UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g4u5IpGzI4zJJusr4EJ8BIFCIVDUBVexaeDO734mlz8=' 
WHERE 
  key_id = 'e39cf35125c9e41dd888310efdd0183551b1073a56f75b1e78e0b5035db7fff9' 
  AND (
    token = 'g4u5IpGzI4zJJusr4EJ8BIFCIVDUBVexaeDO734mlz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )