UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txS9RDFauInysJtl/Of/lnJYHkCeTDN82oGwcvHFeOk=' 
WHERE 
  key_id = '1913d2110aeb70460df1653c997c75ca7a3c052474f638ce3616c518002809a5' 
  AND (
    token = 'txS9RDFauInysJtl/Of/lnJYHkCeTDN82oGwcvHFeOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )