UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xP3wL8BlshHTo7fHerh0qMJXYT3rgoxmjiqHcVECHm0=' 
WHERE 
  key_id = '888cc81545339071e227c8c1f4009fc9500acef5f634e72095a532939cdb1cc0' 
  AND (
    token = 'xP3wL8BlshHTo7fHerh0qMJXYT3rgoxmjiqHcVECHm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )