UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MHw2fS1OffpkJtvls4Z07pLcTQFRJHlKwFqOiX3HTo8=' 
WHERE 
  key_id = 'dc975516c43ea9db617b2fe98e5e4e9241c03b2413c88103cd0807c1257c98ae' 
  AND (
    token = 'MHw2fS1OffpkJtvls4Z07pLcTQFRJHlKwFqOiX3HTo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )