UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '00BVpVQJhA1xKwhxfz8FYzfwGfak3wWcfr1YDCljCbI=' 
WHERE 
  key_id = '6f2a64016ff3c725e00ebb114ecf265284dbe8271ad2ed299da303b71eea7d9a' 
  AND (
    token = '00BVpVQJhA1xKwhxfz8FYzfwGfak3wWcfr1YDCljCbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )