UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm6fxhvi4YOTT2b4n9qYk9MzdvXEHyFguIspMQJr4c1M=' 
WHERE 
  key_id = '91101b43590bd00a578aab950c6bb9a30387ac27d99cb1e970cdb77f2c23a84f' 
  AND (
    token = 'm6fxhvi4YOTT2b4n9qYk9MzdvXEHyFguIspMQJr4c1M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )