UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GDRcMJMhfxMj9FiOo0ChrV3tkdMwlfT+hD0eRePjSdw=' 
WHERE 
  key_id = 'e51733a204d7c0351684d5b4973ddad32084ae92ae9099f49942ac59dca80a41' 
  AND (
    token = 'GDRcMJMhfxMj9FiOo0ChrV3tkdMwlfT+hD0eRePjSdw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )