UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'McwU1ibkdspWNRM3uQNtaGA1icQO4Z/eyD45fZRpky0=' 
WHERE 
  key_id = '6ef79f623d9017d53c6e55ff4851586c1ab09861d2cf56d05cc9e56ec3cae26f' 
  AND (
    token = 'McwU1ibkdspWNRM3uQNtaGA1icQO4Z/eyD45fZRpky0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )