UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ToYLl03XWGoGQpiPilDEy+qmWxkm6XfJr6O7k0UI8BQ=' 
WHERE 
  key_id = 'e1453e2738130c871db53fa572e7c8f138bd7fa5c74d488dbc85c7532fc18044' 
  AND (
    token = 'ToYLl03XWGoGQpiPilDEy+qmWxkm6XfJr6O7k0UI8BQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )