UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zK6+G3/aSo8hDNr5oGkYv1qTyvhrix7CaarqXZng6ac=' 
WHERE 
  key_id = 'e9a705992ea2ef7c26c5a6aea7f8cc70998c3bc86d120fe11a71dc565d498ed8' 
  AND (
    token = 'zK6+G3/aSo8hDNr5oGkYv1qTyvhrix7CaarqXZng6ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )