UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rnow/xaJW8q2M+ePVWbr24b8nf68xT+EW9lXU6Ne7jI=' 
WHERE 
  key_id = 'a8af1e15ae2a2db89732bf7c84203a3f89901b675335b2f510323163789199c8' 
  AND (
    token = 'rnow/xaJW8q2M+ePVWbr24b8nf68xT+EW9lXU6Ne7jI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )