UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkvFgatmq3O3tImW2ZYU85NsQJh4f09F5eA9VAqdfZU=' 
WHERE 
  key_id = 'fe7218c70079fc933df061354e3d9abdf189ac17796d7ae0deb7676d570e630c' 
  AND (
    token = 'MkvFgatmq3O3tImW2ZYU85NsQJh4f09F5eA9VAqdfZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )