UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u9N2ZKzpej6OZDNqQeCzrAgQDVkZK9UiD6ywTGGS7kg=' 
WHERE 
  key_id = 'dfb790492cfb4cbb18b62de3201d83235d565fd7b4138580404fd38de6c8c306' 
  AND (
    token = 'u9N2ZKzpej6OZDNqQeCzrAgQDVkZK9UiD6ywTGGS7kg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )