UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'afg28P6HoTU/gbuzMOTpaWmlCN0Y1ArcRP4LX6aMFT4=' 
WHERE 
  key_id = 'a879665c8a47fb6d66840a7075c2371007896434aee78b657bd453834d70b5a7' 
  AND (
    token = 'afg28P6HoTU/gbuzMOTpaWmlCN0Y1ArcRP4LX6aMFT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )