UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2BmGNm9nMvHQJsoNv2Vkea7R3IhARB05XnjkenbbWnE=' 
WHERE 
  key_id = 'a4fd51c582c942ad3b87ffac19469f0633bb3b117eca2bc12238011f255f2847' 
  AND (
    token = '2BmGNm9nMvHQJsoNv2Vkea7R3IhARB05XnjkenbbWnE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )