UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Emy15YZJsVZGhUw41gPFyAAJd3WdlPaOuJdUh+l+hTk=' 
WHERE 
  key_id = '15d9fbbf6c27eec6a6857fdb4b339580bd6f68ef762c26e8c0c73a55b863dbc9' 
  AND (
    token = 'Emy15YZJsVZGhUw41gPFyAAJd3WdlPaOuJdUh+l+hTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )