Merge pull request #254 from nextcloud/backport/252/stable27

[stable27] fix: Allow to unlock based on the current lock not the requested one to allow lock owners to unlock in any case

lib/Service/LockService.php

@@ -233,7 +233,7 @@ public function canUnlock(LockContext $request, FileLock $current): void {
 		$isSameType = $request->getType() === $current->getType();
 
 		// Check the token for token based locks
-		if ($request->getType() === ILock::TYPE_TOKEN) {
+		if ($current->getType() === ILock::TYPE_TOKEN) {
 			if ($isSameToken || ($this->allowUserOverride && $isSameUser)) {
 				return;
 			}