UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjGxhXrTLtvkLl8DSk1hfUXAXtQry6HzS1wr6YOW0nE=' 
WHERE 
  key_id = '97e5cc17f84314ed581a1f60042a8cd54fb0a0f424b46e93df9f644497153aa4' 
  AND (
    token = 'zjGxhXrTLtvkLl8DSk1hfUXAXtQry6HzS1wr6YOW0nE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )