UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VJ9r4eZdFNnONNi5aP71ZEA6dZJtZ1dWnCGrZ7MKGEs=' 
WHERE 
  key_id = '9839f680419f1133473a7149f8bf693cfb4ca130e9449f5018503369a58401a6' 
  AND (
    token = 'VJ9r4eZdFNnONNi5aP71ZEA6dZJtZ1dWnCGrZ7MKGEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )