UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KW3Kpo6k8e51ThOydXpZQNz+p50ZGdVcxqiFAzf39Ow=' 
WHERE 
  key_id = 'a8ef7b7dc985e7ffee0fda2f93fe65dce07e3b31dda39ee571382382a8de6383' 
  AND (
    token = 'KW3Kpo6k8e51ThOydXpZQNz+p50ZGdVcxqiFAzf39Ow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )