UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rX2NMEfjer2zyYYUqMB94FsLXhywfdeG3/zWDjYwwYs=' 
WHERE 
  key_id = 'b87971f6801efdb002f8028c21dd83c714481c3fc0fdb7978ef1eddc6cf6d0d1' 
  AND (
    token = 'rX2NMEfjer2zyYYUqMB94FsLXhywfdeG3/zWDjYwwYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )