Реализован и оттестирован CleanupController

console/controllers/CleanupController.php

@@ -0,0 +1,22 @@
+<?php
+namespace console\controllers;
+
+use common\models\OauthAccessToken;
+use yii\console\Controller;
+
+class CleanupController extends Controller {
+
+    public function actionAccessTokens() {
+        $accessTokens = OauthAccessToken::find()
+            ->andWhere(['<', 'expire_time', time()])
+            ->each(1000);
+
+        foreach($accessTokens as $token) {
+            /** @var OauthAccessToken $token */
+            $token->delete();
+        }
+
+        return self::EXIT_CODE_NORMAL;
+    }
+
+}