UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DL3x6tFy5jLrVcF03HkFwfxfG2wuQwdjMrKNTaAvYdg=' 
WHERE 
  key_id = '9436b4d623744408a2f7178c0370a4876f10a2b40cf0c7718e298652984d4485' 
  AND (
    token = 'DL3x6tFy5jLrVcF03HkFwfxfG2wuQwdjMrKNTaAvYdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )