UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttlHkLLd89n8+F3GU2wj1qCdpWSi1Cj6ruV4ojZNSEU=' 
WHERE 
  key_id = '795f66a11862fdcb8c434532f1e81f722aa5ea68bfc6562f88094f22b3597cc2' 
  AND (
    token = 'ttlHkLLd89n8+F3GU2wj1qCdpWSi1Cj6ruV4ojZNSEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )