UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RfpS3p8nJ4EiHVYusJj8lh+h2fKc1+DyF6obK8gxRCU=' 
WHERE 
  key_id = '51823e6c7b69fc0bfe4eb656a00bbbe18601cbe4994f8210fedaf3056cfd0774' 
  AND (
    token = 'RfpS3p8nJ4EiHVYusJj8lh+h2fKc1+DyF6obK8gxRCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )