UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWPgzzWUucHn5OLGIrRvK563X+Z9GfAkYd36/xkWFe8=' 
WHERE 
  key_id = 'c4e9c4646b9c18905f07c4e6d639811b3d050166e5141d17ef270900b23be4f6' 
  AND (
    token = 'RWPgzzWUucHn5OLGIrRvK563X+Z9GfAkYd36/xkWFe8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )