UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y2x1zmqdFpbdMqdSP9AM4oROpgr5mac9zy/mdQkrqxw=' 
WHERE 
  key_id = '255335a727d926458e0ccbac20f42d79b7a091d35fb3e54057c2059c460c86da' 
  AND (
    token = 'Y2x1zmqdFpbdMqdSP9AM4oROpgr5mac9zy/mdQkrqxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )