UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlxvuZc64YTYJDYxZYllMLGklaeYkJ/2ge3xeFZQffo=' 
WHERE 
  key_id = 'f640f006bdb0bc5008f2edfddc39f23af279441b13fddf9f4594c94928321610' 
  AND (
    token = 'MlxvuZc64YTYJDYxZYllMLGklaeYkJ/2ge3xeFZQffo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )