UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ot9xzBywfWFIyQBj3WtsJ5qQD2BB8GPcw3jw7olmz6s=' 
WHERE 
  key_id = '81257ea0f8e19922548ea2df43860b4a3db0c3b5a768706cddf900c47b58c6b4' 
  AND (
    token = 'Ot9xzBywfWFIyQBj3WtsJ5qQD2BB8GPcw3jw7olmz6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )