UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rpo+Cc+LOjDMrvyCT1egDeBD5igOtDGjSgtkiVAyZBM=' 
WHERE 
  key_id = '4c57b5c732b38f2f1f2969908c1f2c8c5e59b47c94e03ba2e9390796f5031749' 
  AND (
    token = 'Rpo+Cc+LOjDMrvyCT1egDeBD5igOtDGjSgtkiVAyZBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )