UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8JfBcTbofDCb+Umk32AN1GkF8mHCQbhVewX3xFbkR30=' 
WHERE 
  key_id = '15d30dd8a5e2ced609a8666e1d8b21c5f2d77aabae56570c7f536f537fabd201' 
  AND (
    token = '8JfBcTbofDCb+Umk32AN1GkF8mHCQbhVewX3xFbkR30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )