UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UdH8KW/k9om2HIJpe626fr0T+bQTTq2nN2QUhNi6VyE=' 
WHERE 
  key_id = '9a6cbdb37285a4b978fc7ccc2900b467d666ff4a08397eef34d9f1a35bcdd50b' 
  AND (
    token = 'UdH8KW/k9om2HIJpe626fr0T+bQTTq2nN2QUhNi6VyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )