UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6c5vr49zDxqKjQ5aOM7YLoen7+HsZLISfrSN7oGiQVY=' 
WHERE 
  key_id = 'd8cd919ede0f2e5c63c9ca64a1c656083bf48436166344c3e6a81fad658c034d' 
  AND (
    token = '6c5vr49zDxqKjQ5aOM7YLoen7+HsZLISfrSN7oGiQVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )