UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dIw+Qrw+5dBxslKooYTOUsb65XUgDlBxyJba0RXbY78=' 
WHERE 
  key_id = '79f05a4c2b0881a470d094d6e476a1e08adacc091a5bbcce7441cc7ed9b76de4' 
  AND (
    token = 'dIw+Qrw+5dBxslKooYTOUsb65XUgDlBxyJba0RXbY78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )