UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tKXdhIU+16B4cziQCPlJGaryq979kaL5a3sQ+AZ6Amg=' 
WHERE 
  key_id = '4bb44566189cb2e87f7b9da5fded8de1f35e7a94aa94e3af43cbbf0ad0c44644' 
  AND (
    token = 'tKXdhIU+16B4cziQCPlJGaryq979kaL5a3sQ+AZ6Amg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )