UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vXtrSk0kgFIWvuLQUT0A7CUTcUqlaCNTh03Qps79ZAQ=' 
WHERE 
  key_id = '6c99351848214bfb74b16d1a2f41d568988dd2d45a4f9886ffd0cc5a209c5ae9' 
  AND (
    token = 'vXtrSk0kgFIWvuLQUT0A7CUTcUqlaCNTh03Qps79ZAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )