UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0wUmcfEpXXby83JK/VThbDpHp88KDETxVCGya12EWrk=' 
WHERE 
  key_id = '08f1f5849814577cfd0810f9c9de1ff1de1d5b03caa7846ef26d5ec42068be42' 
  AND (
    token = '0wUmcfEpXXby83JK/VThbDpHp88KDETxVCGya12EWrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )