UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztXrp4KS6RLG9mcCb3f8jHh7aR/jTN3fSw17a7h3WiQ=' 
WHERE 
  key_id = '3a16b37dd12a5b65eaf4060421548a4228d022e28d94c0bdc69b9ce9de084cb3' 
  AND (
    token = 'ztXrp4KS6RLG9mcCb3f8jHh7aR/jTN3fSw17a7h3WiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )