UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VoJgwXJvkvdhDU2aXltOCLUyoTp8Q51XZqvq2iC8094=' 
WHERE 
  key_id = '27ad0e5b6dd1c1b756371005b16d6c9221d9dee65f9a8c468d58f308e7b477fa' 
  AND (
    token = 'VoJgwXJvkvdhDU2aXltOCLUyoTp8Q51XZqvq2iC8094=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )