UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMnBFa/2KsNffZUgmmnvEczPqce7yErFR9idKOOsisM=' 
WHERE 
  key_id = '6fedc047e24e10c00beb9068051fad4367f975f4354934f39e42ad026e62e6dc' 
  AND (
    token = 'zMnBFa/2KsNffZUgmmnvEczPqce7yErFR9idKOOsisM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )