UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Vu30eaprZfh2EnjokHZ4xsLdti2nysTjgtcxE8y/Xk=' 
WHERE 
  key_id = '9d3d7d8826ea87c69c394d5781fbfedfbda485b9072600dc7708b4b6dcc55ee1' 
  AND (
    token = '6Vu30eaprZfh2EnjokHZ4xsLdti2nysTjgtcxE8y/Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )