UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yoD2cNf8S2mxsBZc13lLP2cewlgBNwud4c4sJaOoaaM=' 
WHERE 
  key_id = '16129505f98cf157e69f89a0c6f9c0090f5660b7cc6c2d6f1d928a4a4bd46e1b' 
  AND (
    token = 'yoD2cNf8S2mxsBZc13lLP2cewlgBNwud4c4sJaOoaaM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )