UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SMBZYq+zqc6Ou/vuXZ5K+DB8vCLODspquhJxuAjjiYs=' 
WHERE 
  key_id = '250c17d40c1777621b1cf524cb1542b9c3a9490a109c03e6c0339396117daf40' 
  AND (
    token = 'SMBZYq+zqc6Ou/vuXZ5K+DB8vCLODspquhJxuAjjiYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )