UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xb6JIPNhEkWvP5x/ir4QZA1aWOf7vnqwtKUGhZQEx8o=' 
WHERE 
  key_id = '30c69210cd38013ad373ccb079c1cb4749c03d28a08a09a416c55cca103af8b2' 
  AND (
    token = 'xb6JIPNhEkWvP5x/ir4QZA1aWOf7vnqwtKUGhZQEx8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )