UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2G+FtC7S+GOdD1xhM9YI+xkFos9kOvKeoCQL30MOUdk=' 
WHERE 
  key_id = '8179a5e43f98de2f5d4f2bb1258d2ec742378637081ac582302fc956d0f2f00c' 
  AND (
    token = '2G+FtC7S+GOdD1xhM9YI+xkFos9kOvKeoCQL30MOUdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )