UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VRADq8kQa5OkQCab68W/50/tHiP6heNzQ4BgWVkAVWM=' 
WHERE 
  key_id = '31ccf2c83c7988c2123c4d5eacca93e77973c4a2b6be7df1205d75b3fb550887' 
  AND (
    token = 'VRADq8kQa5OkQCab68W/50/tHiP6heNzQ4BgWVkAVWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )