UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BO0KkhbmjT7IOjvV9XaJSRMHcUY2Yz7qzBoA7KvMWqg=' 
WHERE 
  key_id = '4e7de5c55d3f5ef17d85d9b9dacf311190a1823a9fd1cb45473e3115362d501c' 
  AND (
    token = 'BO0KkhbmjT7IOjvV9XaJSRMHcUY2Yz7qzBoA7KvMWqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )