update

@@ -41,10 +41,15 @@ class ThumbProjectImage extends Command
                     foreach ($products as $product) {
                         $thumb = $product->thumb;
                         if (isset($thumb['url']) && $thumb['url']) {
-                            $thumb['url'] = thumbImageByUrl($thumb['url'], $thumb_w);
-                            $product->timestamps = false;
-                            $product->thumb = Arr::a2s($thumb);
-                            $product->save();
+                            $new_thumb = thumbImageByUrl($thumb['url'], $thumb_w);
+                            if ($new_thumb != $thumb['url']) {
+                                $thumb['url'] = $new_thumb;
+                                $product->timestamps = false;
+                                $product->thumb = Arr::a2s($thumb);
+                                $product->save();
+
+                                $this->output('product_id:' . $product->id . ' | success');
+                            }
                         }
                     }
                 });
@@ -70,10 +75,15 @@ class ThumbProjectImage extends Command
                         foreach ($products as $product) {
                             $thumb = $product->thumb;
                             if (isset($thumb['url']) && $thumb['url']) {
-                                $thumb['url'] = thumbImageByUrl($thumb['url'], $thumb_w);
-                                $product->timestamps = false;
-                                $product->thumb = Arr::a2s($thumb);
-                                $product->save();
+                                $new_thumb = thumbImageByUrl($thumb['url'], $thumb_w);
+                                if ($new_thumb != $thumb['url']) {
+                                    $thumb['url'] = $new_thumb;
+                                    $product->timestamps = false;
+                                    $product->thumb = Arr::a2s($thumb);
+                                    $product->save();
+
+                                    $this->output('product_id:' . $product->id . ' | success');
+                                }
                             }
                         }
                     });