UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j6kckNPmSRGXMSr48kCfZDdWsNtpDoepqnUvz+kUeHQ=' 
WHERE 
  key_id = '1b77a925bbb5ab9abd18f586c0a1b8d944731aa53ddcc487e9174407ecd8000f' 
  AND (
    token = 'j6kckNPmSRGXMSr48kCfZDdWsNtpDoepqnUvz+kUeHQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )