UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gry+/Hr4N3HsVrLlaUxiC0WNEh7tbfasYg2IjGwGIPE=' 
WHERE 
  key_id = '76bf658ece3520c6530468662cc5e4de6f914ec2917681cf6f480678f824e51b' 
  AND (
    token = 'gry+/Hr4N3HsVrLlaUxiC0WNEh7tbfasYg2IjGwGIPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )