UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R9Knhx7U51lMI9f16Zt7VvB3tk94lDVigaJRD7L8zaI=' 
WHERE 
  key_id = '2e12940e262d9bd044c4fc69d041b3dcb5092c602322b28406c4dfb121f550de' 
  AND (
    token = 'R9Knhx7U51lMI9f16Zt7VvB3tk94lDVigaJRD7L8zaI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )