UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Uu++9qagJQEsduTjuGPNcX7xfU2pyyQ9PRxQSnzcojs=' 
WHERE 
  key_id = '4766c50ea41bd031dce8a0653f7f76098942960b16c41680789e79df3a27bb99' 
  AND (
    token = 'Uu++9qagJQEsduTjuGPNcX7xfU2pyyQ9PRxQSnzcojs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )