UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8iJJujD2TpH+HkhOL9hyaKTxdcax6/a8+mvXxx1pxu4=' 
WHERE 
  key_id = 'd959b3c9d2d2a954a15c31729dc18f3d29663c3252662506514060246d4b8706' 
  AND (
    token = '8iJJujD2TpH+HkhOL9hyaKTxdcax6/a8+mvXxx1pxu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )