UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UlFHVNSir5NlCG95RpQDqPZXGDYLpmlBpFrkYdYjnY8=' 
WHERE 
  key_id = 'ef533eda28581968d2830a4ec32208aee18b7a2dd31bea6268635593092534d8' 
  AND (
    token = 'UlFHVNSir5NlCG95RpQDqPZXGDYLpmlBpFrkYdYjnY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )