UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gXCvU3Ws2sl9q8/Cm7aCsSXLQnJDaELW1uOjoCGdSGo=' 
WHERE 
  key_id = 'd4d8f9342645cdb5c41df7f55b8c23ec6d85ca886162b874d54f6081a324f209' 
  AND (
    token = 'gXCvU3Ws2sl9q8/Cm7aCsSXLQnJDaELW1uOjoCGdSGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )