UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A6pZuCj8hvgd1ImKug99gAiv1dT4edAihDtu0f/Pevo=' 
WHERE 
  key_id = 'fda39acec4cefbeb50918631b67cfdaf179127d2366d84004d89a43a2683f6cc' 
  AND (
    token = 'A6pZuCj8hvgd1ImKug99gAiv1dT4edAihDtu0f/Pevo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )