UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mXV9T1IWX41F1yPc3WOKm8DRrH78CeEcd79YIYY1Nrk=' 
WHERE 
  key_id = '9646cb1753be968191922f9cae6befa088ef8ddfd2ed7feb4d7176418fd63451' 
  AND (
    token = 'mXV9T1IWX41F1yPc3WOKm8DRrH78CeEcd79YIYY1Nrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )