有一个SQL话语需要优化，高手帮帮忙

SELECT 
            dbo.userlib.u_id, 
            dbo.Company.C_company, 
            DATEDIFF(day, dbo.userlib.U_regdate, GETDATE()) AS years, 
            dbo.userlib.U_level, 
            Keyword = CASE WHEN dbo.Company.c_Keyword like '本机地址' 
                                or dbo.Company.c_Keyword like '%[，]本机地址[，]%'
                                or dbo.Company.c_Keyword like '%[，]本机地址'
                                or dbo.Company.c_Keyword like '本机地址' THEN 1
                        ELSE 0 END,
            CASE WHEN u_level = 3 THEN 3 
                    WHEN u_level = 2 THEN 3 
                    WHEN u_level = 1 THEN 2
                    ELSE 0 END AS vip_level,
            c_keyword = CASE WHEN dbo.company.c_Keyword IS NULL THEN ''''
                    ELSE dbo.company.c_Keyword END,
            dbo.Company.c_hits,
            dbo.company.c_address,
            dbo.company.c_tel,
            dbo.company.c_a_id,
            dbo.company.c_c_id,
            dbo.company.c_cy_id,
            dbo.company.c_description,
            c_rtime = case when dbo.company.c_RefreshTime < getdate() 
                                or dbo.Company.c_Keyword not like '本机地址' 
                                and dbo.Company.c_Keyword not like '%[，]本机地址[，]%' 
                                and dbo.Company.c_Keyword not like '%[，]本机地址'
                                and dbo.Company.c_Keyword not like '本机地址[，]%' then '1987-08-28'
                        else dbo.company.c_RefreshTime end
        FROM         
            dbo.Company INNER JOIN
            dbo.userlib ON dbo.Company.C_u_id = dbo.userlib.u_id
        WHERE userlib.u_yes = 1 AND  c_company like '%本机地址%' or c_address like '%本机地址%' or c_tel like '%本机地址%' or  c_company like '%地址%' or c_address like '%地址%' or c_tel like '%地址%' or  c_company like '%本机%' or c_address like '%本机%' or c_tel like '%本机%' or  c_company like '%地%' or c_address like '%地%' or c_tel like '%地%' or  c_company like '%址%' or c_address like '%址%' or c_tel like '%址%' or  c_company like '%本%' or c_address like '%本%' or c_tel like '%本%' or  c_company like '%机%' or c_address like '%机%' or c_tel like '%机%' or c_keyword like '本机地址' or c_keyword like '%[，]本机地址[，]%' or c_keyword like '%[，]本机地址' or c_keyword like '本机地址[，]%'