UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZhDkaDyK+wX0WjV24kYBN7vyKdySJFoEOvWc9KuFxTU=' 
WHERE 
  key_id = '84a6d32c02718b817c01a1ec794b63d48b69b3c53ecf86dc7f9484370659e519' 
  AND (
    token = 'ZhDkaDyK+wX0WjV24kYBN7vyKdySJFoEOvWc9KuFxTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )