UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MWmzbZEFDlUEU8NGRvilWILyBDe4APO8kpllbo4Nwck=' 
WHERE 
  key_id = '87b600c7693bc7901fe6faf81dd747d9b3c6a77461f4f95e1d38d235e2e71963' 
  AND (
    token = 'MWmzbZEFDlUEU8NGRvilWILyBDe4APO8kpllbo4Nwck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )