diff --git a/src/app/Console/Commands/Wallet/ChargeCommand.php b/src/app/Console/Commands/Wallet/ChargeCommand.php
--- a/src/app/Console/Commands/Wallet/ChargeCommand.php
+++ b/src/app/Console/Commands/Wallet/ChargeCommand.php
@@ -44,7 +44,7 @@
             $wallets = [$wallet];
         } else {
             // Get all wallets, excluding deleted accounts
-            $wallets = \App\Wallet::select('wallets.*')
+            $wallets = \App\Wallet::select('wallets.id')
                 ->join('users', 'users.id', '=', 'wallets.user_id')
                 ->withEnvTenantContext('users')
                 ->whereNull('users.deleted_at')
@@ -52,6 +52,16 @@
         }
 
         foreach ($wallets as $wallet) {
+            // This is a long-running process. Because another process might have modified
+            // the wallet balance in meantime we have to refresh it.
+            // Note: This is needed despite the use of cursor() above.
+            $wallet->refresh();
+
+            // Sanity check after refresh (owner deleted in meantime)
+            if (!$wallet->owner) {
+                continue;
+            }
+
             $charge = $wallet->chargeEntitlements();
 
             if ($charge > 0) {
diff --git a/src/app/Providers/PaymentProvider.php b/src/app/Providers/PaymentProvider.php
--- a/src/app/Providers/PaymentProvider.php
+++ b/src/app/Providers/PaymentProvider.php
@@ -303,7 +303,7 @@
         }
         $methods = self::applyMethodWhitelist($type, $methods);
 
-        \Log::debug("Loaded payment methods" . var_export($methods, true));
+        \Log::debug("Loaded payment methods " . var_export($methods, true));
 
         Cache::put($cacheKey, $methods, now()->addHours(1));
 
diff --git a/src/tests/Feature/WalletTest.php b/src/tests/Feature/WalletTest.php
--- a/src/tests/Feature/WalletTest.php
+++ b/src/tests/Feature/WalletTest.php
@@ -599,7 +599,28 @@
      */
     public function testAwardAndPenalty(): void
     {
-        $this->markTestIncomplete();
+        $user = $this->getTestUser('UserWallet1@UserWallet.com');
+        $wallet = $user->wallets()->first();
+
+        // Test award
+        $this->assertSame($wallet->id, $wallet->award(100, 'test')->id);
+        $this->assertSame(100, $wallet->balance);
+        $this->assertSame(100, $wallet->fresh()->balance);
+        $transaction = $wallet->transactions()->first();
+        $this->assertSame(100, $transaction->amount);
+        $this->assertSame(Transaction::WALLET_AWARD, $transaction->type);
+        $this->assertSame('test', $transaction->description);
+
+        $wallet->transactions()->delete();
+
+        // Test penalty
+        $this->assertSame($wallet->id, $wallet->penalty(100, 'test')->id);
+        $this->assertSame(0, $wallet->balance);
+        $this->assertSame(0, $wallet->fresh()->balance);
+        $transaction = $wallet->transactions()->first();
+        $this->assertSame(-100, $transaction->amount);
+        $this->assertSame(Transaction::WALLET_PENALTY, $transaction->type);
+        $this->assertSame('test', $transaction->description);
     }
 
     /**