UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e7kiJOXqViM18pJQssVHdd6lDaGiSawJVqAwiSIYYLk=' 
WHERE 
  key_id = '0c4a8e112e272c68cce2e061a97ec550065475e0e19625523a9138b9f6fa491c' 
  AND (
    token = 'e7kiJOXqViM18pJQssVHdd6lDaGiSawJVqAwiSIYYLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )