UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+t9ouvqv/9oN6tVyKuvRr+r/rLUGRs7tp/txr/SsqE=' 
WHERE 
  key_id = '39efec48c90cf41e9df3688b24a266fbebe7b36aa21676dc8e65252f765b8941' 
  AND (
    token = 'c+t9ouvqv/9oN6tVyKuvRr+r/rLUGRs7tp/txr/SsqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )