UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7k1dFu3Kimh3RV8mF6UqMj1+tJ65KOIr+KG5IMHp+uA=' 
WHERE 
  key_id = '75dfa9489d9a02d1f4f9f6f014fba3201970e7dd5748166289d07bf3a8adad68' 
  AND (
    token = '7k1dFu3Kimh3RV8mF6UqMj1+tJ65KOIr+KG5IMHp+uA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )