UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XqsnWtbBRd1kzBassEhbO1BxapFlQEZROgl3+fW392M=' 
WHERE 
  key_id = '51bfd54dbd8ed7ec8970e5c9c457f4f74d7ace30839d0a2b38db8a9fe5b6090d' 
  AND (
    token = 'XqsnWtbBRd1kzBassEhbO1BxapFlQEZROgl3+fW392M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )