UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0lEo64RVSbcS8T0rtt16YBzd9qg/9d9bG+jHsnNYwG8=' 
WHERE 
  key_id = 'a01c28028ab4013540fff30615b85d2a71a68139b5511b855c4056fbd9f301cc' 
  AND (
    token = '0lEo64RVSbcS8T0rtt16YBzd9qg/9d9bG+jHsnNYwG8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )