UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WjtsNnIzi0Hhm8K/tvZ410gK/zLWuIFY44EaCYTXauo=' 
WHERE 
  key_id = '2872a8d886e3d9f1402aa1b2ba5fcc0354e1cde76de10569ceb998d563df3f55' 
  AND (
    token = 'WjtsNnIzi0Hhm8K/tvZ410gK/zLWuIFY44EaCYTXauo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )