UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nRC0035y8vz0HvkKOqVG2b2UoOEFhsf6O8sUWMgOviQ=' 
WHERE 
  key_id = '48c23ccf973f35bd0ab4246f937eea51ff08d9970f7a8638063b3080e6787060' 
  AND (
    token = 'nRC0035y8vz0HvkKOqVG2b2UoOEFhsf6O8sUWMgOviQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )