UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E9IuqcXAjyu31oPUSLqbUblVwohkwWUv1eGUo6la4AY=' 
WHERE 
  key_id = '175964557d70d486b531e840068ffec36e82dd275115d1767a88dd415e73ece2' 
  AND (
    token = 'E9IuqcXAjyu31oPUSLqbUblVwohkwWUv1eGUo6la4AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )