UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/oUgtgXCekoQqqFQxx9EY3J2sAR7fyLKJmhxYPbHISw=' 
WHERE 
  key_id = '84f58957a9967184ce97a6654cc84de6576566176186704e00d89318ef695529' 
  AND (
    token = '/oUgtgXCekoQqqFQxx9EY3J2sAR7fyLKJmhxYPbHISw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )