UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PDzvvdnRtQz9sNagZFx4OU9utJp96+XgHv9RQCYfBkY=' 
WHERE 
  key_id = '7755df4cf0ff999e44e0f84d03214ba7e119e80b0160a3abb724a61e1558c73d' 
  AND (
    token = 'PDzvvdnRtQz9sNagZFx4OU9utJp96+XgHv9RQCYfBkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )