UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'me2TGCLFI3UOzjKDdifrh99gtV02Rdx5j5y8kWfCvfc=' 
WHERE 
  key_id = 'b2351893ca2ee6614ca3113f12268a56014e1359b7f89c3e83519298a0868dac' 
  AND (
    token = 'me2TGCLFI3UOzjKDdifrh99gtV02Rdx5j5y8kWfCvfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )