UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cX5EwAwWMnOqpNkNnQToEUGh7xcKJ3BDu6x3/xYJm48=' 
WHERE 
  key_id = '749ef179d027741e769079ccaca7b414cc8ca3ca3d839f9c36be3160f7e4ec93' 
  AND (
    token = 'cX5EwAwWMnOqpNkNnQToEUGh7xcKJ3BDu6x3/xYJm48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )