UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WFb4rLTGjecJU9KXIfsWlQ10jDADcwqYMuTXRjPHiVQ=' 
WHERE 
  key_id = '46ef95a542be3c4e52e7e7ffa6f343ed86302d518e81de5447a02c922e3f170f' 
  AND (
    token = 'WFb4rLTGjecJU9KXIfsWlQ10jDADcwqYMuTXRjPHiVQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )