UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'COu4rvDcftZRUt3sY7/GUTTQae4w79fYJZZxwYkHOrM=' 
WHERE 
  key_id = '991a78833a2962d98558d0feabfa42716c97357bfdcaee9fe2add36af464a2b0' 
  AND (
    token = 'COu4rvDcftZRUt3sY7/GUTTQae4w79fYJZZxwYkHOrM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )