UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm1dpbgw1ztUMp2PI15tTCuNIQZzMP3C+uVv0C3Hl+zU=' 
WHERE 
  key_id = '8f84696486e8022cb7b45e95a75913e2d94883e11ed654f3b7767e7321dde952' 
  AND (
    token = 'm1dpbgw1ztUMp2PI15tTCuNIQZzMP3C+uVv0C3Hl+zU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )