UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cm52tiXMI+C0PtdiMjAnaTzbfVQVcA42LOKHKGrorac=' 
WHERE 
  key_id = '604dc84ce7b0fd9e2a31b37188bb798743ab1a11f489d1d292eb3b0f59ba2f69' 
  AND (
    token = 'Cm52tiXMI+C0PtdiMjAnaTzbfVQVcA42LOKHKGrorac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )