UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k8wGYzGEM6Y4fQagbLmbm+87qtI7pFd/ihsZ+pELgBo=' 
WHERE 
  key_id = '6eae2f0a3f7711b187bbec86a8fa1d6842bdde06aec7a7af56506636427ff6f5' 
  AND (
    token = 'k8wGYzGEM6Y4fQagbLmbm+87qtI7pFd/ihsZ+pELgBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )