UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VlreuAGTMmyTodxa4f4P6XTNNg4pH851TIG19wGHnDs=' 
WHERE 
  key_id = '2fcd90833f720590973e33fa275326be2e55a78e61283c4a7d42e216d143b67e' 
  AND (
    token = 'VlreuAGTMmyTodxa4f4P6XTNNg4pH851TIG19wGHnDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )