UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XyIdN0J+0iaxAq2EozkrOnvA7QPFhls3vNvl5sbkbMI=' 
WHERE 
  key_id = 'e014e8d6f56bb6e0ddd4ee2a35875571d43e32bf6bd43087489c3293ba6c2234' 
  AND (
    token = 'XyIdN0J+0iaxAq2EozkrOnvA7QPFhls3vNvl5sbkbMI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037