Update DeleteWorker, remove cache lock

app/Jobs/InboxPipeline/DeleteWorker.php

@@ -72,13 +72,6 @@ class DeleteWorker implements ShouldQueue
 				'b:' . base64_encode($actor) :
 				'h:' . hash('sha256', $actor);
 
-			$lockKey = 'ap:inbox:actor-delete-exists:lock:' . $hash;
-			Cache::lock($lockKey, 30)->block(15, function () use(
-				$headers,
-				$payload,
-				$actor,
-				$hash
-			) {
 			$key = 'ap:inbox:actor-delete-exists:' . $hash;
 			$actorDelete = Cache::remember($key, now()->addMinutes(15), function() use($actor) {
 				return Profile::whereRemoteUrl($actor)
@@ -104,7 +97,6 @@ class DeleteWorker implements ShouldQueue
 				// Remote user doesn't exist, exit early.
 				return 1;
 			}
-			});
 
 			return 1;
 		}