UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tzJ1JbFUmhzm45rSUlcFDGFckQURN1hnwPEZnJTVcZw=' 
WHERE 
  key_id = 'b189a3287b914878affc13f3ad32fde85587e3726bdcfffce0481e08fea243df' 
  AND (
    token = 'tzJ1JbFUmhzm45rSUlcFDGFckQURN1hnwPEZnJTVcZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017