UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6W0L0IYYGEgk22ntk1liVZqQSiaxkr59h867GrVC4pM=' 
WHERE 
  key_id = '736e646915d290c2f39d883a4b1c60c639d50f364daa66ba8e96ad82a6eed42c' 
  AND (
    token = '6W0L0IYYGEgk22ntk1liVZqQSiaxkr59h867GrVC4pM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )