UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eRkH0H1SBWwbjoRBQSJoBhavCfb+hV6XxJh0GjrpATA=' 
WHERE 
  key_id = '6f889bc77523ff67fe14206cf909aafeb70e6441e7300c198011f5f82d0a5513' 
  AND (
    token = 'eRkH0H1SBWwbjoRBQSJoBhavCfb+hV6XxJh0GjrpATA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )