UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bhavnOx+NdhNmlKef97Xpv2eO1dNvpuers+rs8siFwk=' 
WHERE 
  key_id = 'c47f8697a244f3e7638554ff773758aa3a0015617f4fb76ec7dafb4e97f60212' 
  AND (
    token = 'bhavnOx+NdhNmlKef97Xpv2eO1dNvpuers+rs8siFwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )