UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7xrVYoulQf2lqwAAJ56CxT3lxxyGme5JbouUB/o1VKU=' 
WHERE 
  key_id = '300ae4bd12b7744939a7e9698af10314e3f07976103d751ddd1d049b1e096788' 
  AND (
    token = '7xrVYoulQf2lqwAAJ56CxT3lxxyGme5JbouUB/o1VKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )