UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9GfGTw6SaWEG9lxpVw5YZp9gHyz4FDroZ/uCzx6sIFE=' 
WHERE 
  key_id = 'b51750a27efbb59ee60a99f7edea4609ac84017a920bad61e540187134d2f436' 
  AND (
    token = '9GfGTw6SaWEG9lxpVw5YZp9gHyz4FDroZ/uCzx6sIFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )