UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vXSAbLWxZpdSz7j8UjJ11Q57j3VmeGqWMG6BevewYHc=' 
WHERE 
  key_id = '6c474d75d20aeb421c13b8bda70c56903b4e8e13eea278e390b98db932709675' 
  AND (
    token = 'vXSAbLWxZpdSz7j8UjJ11Q57j3VmeGqWMG6BevewYHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )