UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VNf5DjE+KzFVuVfjzH6CNbULXaIYMs27hoezmnOqaAo=' 
WHERE 
  key_id = '938cc107017379b451743e388c392b736b6b9f246a77e48b66def0b41be73861' 
  AND (
    token = 'VNf5DjE+KzFVuVfjzH6CNbULXaIYMs27hoezmnOqaAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )