UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'taXbKQrSbOwydcDo/QNMyWAyDqru2qs5TYLvnQLq/tM=' 
WHERE 
  key_id = '337863166c6dc25d1891ca8fb7be2b071af4d3b08e968b6f871a84daa6fd26b0' 
  AND (
    token = 'taXbKQrSbOwydcDo/QNMyWAyDqru2qs5TYLvnQLq/tM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )