UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YJ6CFiqDGQm0wjiVDPoe3b1mNBxEfuG3nXfiVzwYe2M=' 
WHERE 
  key_id = '47b7ea5a62b1f9422ce0eb7ac6e98fb359fdf621e30fc8b7f8fe4ecaaf977882' 
  AND (
    token = 'YJ6CFiqDGQm0wjiVDPoe3b1mNBxEfuG3nXfiVzwYe2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )