UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DDCld6Ty8YgMGVIAll4v8/KhXMDJ14sSPA4MeQklTLg=' 
WHERE 
  key_id = '95f142d9baf7b9b4e7350366701d5023f7e16d69a147547cd11816129299f60b' 
  AND (
    token = 'DDCld6Ty8YgMGVIAll4v8/KhXMDJ14sSPA4MeQklTLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )