UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRvua9eIg4cGNHnSCk7zMqt+yk2I8y+EWJC+5NktDBQ=' 
WHERE 
  key_id = '414d1123c3975948cdf394fff8f6024dca1d89a1f81f9b270ff7c29a390c3d7e' 
  AND (
    token = 'QRvua9eIg4cGNHnSCk7zMqt+yk2I8y+EWJC+5NktDBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )