Re: [Exim] need help with a condition

 > ${if or {\
 >         { and\
 >             {\
 >                 { < {$message_age}{300}}\
 >                 { exists {/var/lock/MASTER}}\
 >             }\
 >         }\
 >         { and\
 >             {\
 >                 {!def:h_X-delayed:}\
 >                 {!exists {/var/lock/MASTER}}\
 >             }\
 >         }\
 >         }{1}{0}\
 >     }