UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyHKhL4m/Z1Q4btc+MU4qgrI/IiCZOWDjNI7/jzPnuk=' 
WHERE 
  key_id = '1a819c4834023eb7a39caeba55b9efdcd32e32ca1b656b8ee9681411cd6d1b30' 
  AND (
    token = 'MyHKhL4m/Z1Q4btc+MU4qgrI/IiCZOWDjNI7/jzPnuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )