look for two consecutive lines in all text files



How to get (a list of) all the text files in the current directory and
subdirectories which has the following two consecutive lines:
ctrl_end_date=2009
ctrl_process=EXPIRED
OR
ctrl_end_date=2010
ctrl_process=EXPIRED

i.e.
(ctrl_end_date=2009 OR ctrl_end_date=2010)
AND
ctrl_process=EXPIRED
.