UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50jQRIgwjncwqfuXu6U1r88eFoz3nRluqaMNs7use7o=' 
WHERE 
  key_id = '693b948f088c51e643f1d4a47cf2e5b3b127ac7b6f1b2d3c1c8e3c844c5d9bb2' 
  AND (
    token = '50jQRIgwjncwqfuXu6U1r88eFoz3nRluqaMNs7use7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )