SELECT 1 FROM cscart_lock_keys WHERE key_id = 'a4840684aa4506c2c192e3323918415f242139d906f1b255596e8479694dc85a' AND token = 'nolhjLdw49z+/BVQBqrkjYSktO/zhvMwjcJhQgQl/fs=' AND expiry_at > UNIX_TIMESTAMP(NOW())