UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'va9OjkbrvQ0FWzHDuk71y44Nb/+mJCSFiK32RFWZDOo=' 
WHERE 
  key_id = 'a539e1439c74464d67a86fbf29efd0384dc2d3c5f78b8309d5ce59433f0c8deb' 
  AND (
    token = 'va9OjkbrvQ0FWzHDuk71y44Nb/+mJCSFiK32RFWZDOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )