UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BvBLyfFo4hNszIHLymyLxgDeIZklFknmES+7hTSWY8=' 
WHERE 
  key_id = '50ba08b5bc18d0e655ee9d5bb22eabd9e265ba14253b2a702b0f4ca9bf2dc00d' 
  AND (
    token = '6BvBLyfFo4hNszIHLymyLxgDeIZklFknmES+7hTSWY8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )