UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oUV/gXNQBjRGQHXSdoq1xEWfwDESdmzGvoRKRj+PjZs=' 
WHERE 
  key_id = '6cda351eebede32472a5eecbd462476e24438482871b91bb3a1862970cfb4476' 
  AND (
    token = 'oUV/gXNQBjRGQHXSdoq1xEWfwDESdmzGvoRKRj+PjZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )