UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gKgFhTWp96tELl8gPkn2T9UPV/1LfJXuQkFjg/phfL8=' 
WHERE 
  key_id = 'c795659be85e520e9a6f005e44250d232e21a74f54f0726aef7407132dcc2b00' 
  AND (
    token = 'gKgFhTWp96tELl8gPkn2T9UPV/1LfJXuQkFjg/phfL8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )