UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fv5EHnjRoYHFzZ7e79XIPMugmsDvJHuKF4wt9/Fv/0c=' 
WHERE 
  key_id = '516f08b40c9479e3712a6406144c1e736d1102d56f5438c6013a1410ac7f3fb4' 
  AND (
    token = 'fv5EHnjRoYHFzZ7e79XIPMugmsDvJHuKF4wt9/Fv/0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )