UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RqW0xBRqYrkgZu+wx3lNzmdrTdoT4B9VROsTjwKeheQ=' 
WHERE 
  key_id = '19d7f44b602ebccfd1d494afcd1d119886f8f58ac0a2647c49872f1de245250c' 
  AND (
    token = 'RqW0xBRqYrkgZu+wx3lNzmdrTdoT4B9VROsTjwKeheQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )