UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xn/UPiC3sl7419srYiDMkMuHBiK1hqZVoo9MydsMQnA=' 
WHERE 
  key_id = '9f26c54479405e9953ea9da27850673a2bdcd3853cff3ab94b58fb0e8af291da' 
  AND (
    token = 'xn/UPiC3sl7419srYiDMkMuHBiK1hqZVoo9MydsMQnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )