UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMhv8to30aYp/SduCJN2zV6mk0dmPmWsDOLqB9Mejck=' 
WHERE 
  key_id = '199b1626dd9243bbf41b4079bb544d46b60bf59373634cf0117c23efef852002' 
  AND (
    token = 'VMhv8to30aYp/SduCJN2zV6mk0dmPmWsDOLqB9Mejck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )