UPDATE `oc_filecache` SET `mtime` = ? , `size` = ? , `etag` = ? , `storage_mtime` = ? , `permissions` = ? , `checksum` = ? WHERE ( `mtime` != ? OR `size` != ? OR `etag` != ? OR `storage_mtime` != ? OR `permissions` != ? OR `checksum` != ? OR `mtime` IS NULL OR `size` IS NULL OR `etag` IS NULL OR `storage_mtime` IS NULL OR `permissions` IS NULL OR `checksum` IS NULL ) AND `fileid` = ?