UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XRVKdFx1KUVccgiTp2CdSaxzuE/r2qUPrmEO0O+moSg=' 
WHERE 
  key_id = '68d0c3ca9381fb0d46407f63634ce3c38faf3e09dd869d050c24968085115696' 
  AND (
    token = 'XRVKdFx1KUVccgiTp2CdSaxzuE/r2qUPrmEO0O+moSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )