UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A4qDUB/+3No5nFapm3nN/yu78SnBbUjfKTMBh5GfWRY=' 
WHERE 
  key_id = '8843001f5392a8eb2bd89091aeba7402f8f1d2c1aca5491cae4414f61624bb15' 
  AND (
    token = 'A4qDUB/+3No5nFapm3nN/yu78SnBbUjfKTMBh5GfWRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )