UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5IMm8s1hWbs2e520SPsifV1jrJGp3M9Dg0YFh192mQA=' 
WHERE 
  key_id = 'be4ef5b67c7d5dcf3baa26f97a83f12710cc27c4a87914e200e77da7152997ed' 
  AND (
    token = '5IMm8s1hWbs2e520SPsifV1jrJGp3M9Dg0YFh192mQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )