UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nv1KBNGrapAotxlx8zM5JVAq+XBkT2K/v0c4UfkDZ+w=' 
WHERE 
  key_id = 'b6173ba8cceeee365cf907cdd138f59c4a608eb519cce82cf13d0983043750e8' 
  AND (
    token = 'nv1KBNGrapAotxlx8zM5JVAq+XBkT2K/v0c4UfkDZ+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )