UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'S3W2aVbIyVqHXhClTx0Im9iY6WQvizarXENIRtnQTGw=' 
WHERE 
  key_id = '6bcb628962d71666a1e84ea48141764cfa186a4bd928b6e784ee3cd51e5e5ec7' 
  AND (
    token = 'S3W2aVbIyVqHXhClTx0Im9iY6WQvizarXENIRtnQTGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )