UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cXh7oDuhI2uz79dMSNLRBirQFYCK3R8p4Nri++44B5w=' 
WHERE 
  key_id = '208d78c965907175d720f571c1276602130fded9fe9d59eb8c578c6564076bda' 
  AND (
    token = 'cXh7oDuhI2uz79dMSNLRBirQFYCK3R8p4Nri++44B5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )