UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4XJebEe8eLxMaWdHAs/7tlZCY8rGjV8h1HYFPFLM+tw=' 
WHERE 
  key_id = '7278046f613344bf7262613b6884b3665079c1261a7c636e4546f9fbb5606b72' 
  AND (
    token = '4XJebEe8eLxMaWdHAs/7tlZCY8rGjV8h1HYFPFLM+tw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )