UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GnUWGrfosXHQoTnbpEgC2bXnJt12oZQiHEUUw2eiAXk=' 
WHERE 
  key_id = '64b5b940a24f045e24e976f45ac021fe233c81a45a4050eb3ebdc49d29f393e4' 
  AND (
    token = 'GnUWGrfosXHQoTnbpEgC2bXnJt12oZQiHEUUw2eiAXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )