UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S6ayp33gQUJTLnknfxJizOkTYRLE/W51WBmbE2W6T4c=' 
WHERE 
  key_id = '287ac93a04fe6a50f4775b9ab17aeb2750e4ac31e6ef74e88def590345d275f4' 
  AND (
    token = 'S6ayp33gQUJTLnknfxJizOkTYRLE/W51WBmbE2W6T4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )