UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'osA84agOoS2wzAgbosLKIUmBEQa7E3KFcvaXnYAFA7s=' 
WHERE 
  key_id = '4c669b76aa7e7e8826f7f446694754f7482e3246f29a9b1e358688f03d07179b' 
  AND (
    token = 'osA84agOoS2wzAgbosLKIUmBEQa7E3KFcvaXnYAFA7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )