UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KLsT448cVFA6qJOEzVenWAv7eB3BY12FBrnhnoHlveI=' 
WHERE 
  key_id = '1d0241007e592fb82cbee7f0a1ac9d62e8264e5786a2501934faa8b5c7bf980a' 
  AND (
    token = 'KLsT448cVFA6qJOEzVenWAv7eB3BY12FBrnhnoHlveI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034