UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/5TXT+hjcXvvC5hCAYKEiUVv7YWGEmjOKK9QTDZyhc=' 
WHERE 
  key_id = 'e40068a9771ef423fb686546cd6ce4a752b048de9593adfe5b4b52dc3c9bc097' 
  AND (
    token = 'U/5TXT+hjcXvvC5hCAYKEiUVv7YWGEmjOKK9QTDZyhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )