UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dv9Y5HPcj2HTGTCMzJUAyjEkf+SBB4mdzqSrBOu0IFM=' 
WHERE 
  key_id = '4c481cf1ff207966ec398e42bda8bf805478368ea546719094f6bc2774ca980d' 
  AND (
    token = 'Dv9Y5HPcj2HTGTCMzJUAyjEkf+SBB4mdzqSrBOu0IFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )