UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ynh1/W25Vyg+h8nTfInH0DW87pPGvE14W2XHfoEJxgg=' 
WHERE 
  key_id = '64a667fd36ce1ecd75b381d2b7f0d00671fdd75390841592ba2e1f3af00f7f8b' 
  AND (
    token = 'Ynh1/W25Vyg+h8nTfInH0DW87pPGvE14W2XHfoEJxgg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )