UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6bYoIod+mP/XZHEDNAsNc2a7UjCw0blojvruJYs76Y=' 
WHERE 
  key_id = '4dbc88d569c57e00a45ab4222d6307153780caf15044d4c117e0dbc49710b3e0' 
  AND (
    token = 'c6bYoIod+mP/XZHEDNAsNc2a7UjCw0blojvruJYs76Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )