UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WPBDba6U3TVeUCsjkVK7wo/S5z4bUEZOrGA8S7DkC6w=' 
WHERE 
  key_id = '15ad55e1c1620ad15fb97e7f2e39df59a32428b77cd50d0c30cf8294677894d4' 
  AND (
    token = 'WPBDba6U3TVeUCsjkVK7wo/S5z4bUEZOrGA8S7DkC6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )