In this form, the track was only previously available as a bonus on the Japanese edition of the band's latest album, 'Cause & Effect'.
The new album is set for release on 20 September and the band have also announced a series of US and UK dates.
The band are putting the finishing touches to the long-awaited follow-up to 2012's 'Strangeland'.
The six, orchestrally-assisted concerts will take place in Bournemouth, Cardiff, London, Oxford, Harrogate and Manchester.
Two landmark Keane albums Perfect Symmetry and Under The Iron Sea are to receive their 180-g vinyl debuts through Interscope/UMe
Tom Chaplin of Keane has made a top three start in the UK with his first solo Island album, The Wave — and has confirmed a 14-date tour there for May 2017.