UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aY6qZIBOeTit2Jdk1Mk/asnjtEvigD5DbxGhI3NH2bU=' 
WHERE 
  key_id = '21e1c6e2167b65af0b16319cefc908765982e1176e7ed1044557ca7879524974' 
  AND (
    token = 'aY6qZIBOeTit2Jdk1Mk/asnjtEvigD5DbxGhI3NH2bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )