UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3BaTT/21QgjNb7y+AE8J5YOue19TyeqXJIqAQPnK2Ds=' 
WHERE 
  key_id = '421c8d6d56ce2d1760698fa7f9949146f8a2968a13f9c5fc083d046c96936a69' 
  AND (
    token = '3BaTT/21QgjNb7y+AE8J5YOue19TyeqXJIqAQPnK2Ds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )