UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aD18Me2GCGpYvZKEc98wl3h810AYzWS+8uE7UbJO/GU=' 
WHERE 
  key_id = '5a1816ec4e9117d1c3996451a3069406930186dbd716fdf260cb07816393dacd' 
  AND (
    token = 'aD18Me2GCGpYvZKEc98wl3h810AYzWS+8uE7UbJO/GU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )