UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LkfQ9mnXnYq92w2GV1NyENKdmpE4oWdaVdsZZXHipu8=' 
WHERE 
  key_id = '3a55c964975a1fa980741296d0a9935b19a49688ddc01b9d0a4b82deb55b10d1' 
  AND (
    token = 'LkfQ9mnXnYq92w2GV1NyENKdmpE4oWdaVdsZZXHipu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )