...
AND DATE_FORMAT(t.DELIV_DATE, '%m%d') BETWEEN '0101' AND '0201'
...
Actualizar - para manejar el rango que recorre el año final (reemplazar 0101
y 0201
con variables reales que representan from
y to
):
...
AND
(DATE_FORMAT(t.DELIV_DATE, '%m%d') BETWEEN '0101' AND '0201'
OR '0101' > '0201' AND
(DATE_FORMAT(t.DELIV_DATE, '%m%d') >= '0101' OR
DATE_FORMAT(t.DELIV_DATE, '%m%d') <= '0201'
)
)
...