UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aV8XcssRg+jVers9NmFdFhbUFfBqKEHhAAERCtC1TiE=' 
WHERE 
  key_id = '02e08eafc1576f3056e1f0fcba6039c443493ad1168e064cd17d73b0b1077a12' 
  AND (
    token = 'aV8XcssRg+jVers9NmFdFhbUFfBqKEHhAAERCtC1TiE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )