UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vKqzvkEmxtTo8iS8ypPajmuIcttNyV5QCFF1OHYa4hs=' 
WHERE 
  key_id = 'a1ccf0be5786211da7cae03163f3385b408e7fd1d8239e5d8e8082e02c393e1c' 
  AND (
    token = 'vKqzvkEmxtTo8iS8ypPajmuIcttNyV5QCFF1OHYa4hs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )