UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ws6+WX0KsGd3lWEV2pmeE8N8qm0srg99auu+EL/dGjw=' 
WHERE 
  key_id = '941ae32d815a42da29634cf50c3770f350e60e218d475d5d6003f2a00dd7684e' 
  AND (
    token = 'Ws6+WX0KsGd3lWEV2pmeE8N8qm0srg99auu+EL/dGjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )