UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LU44SJmSDwXUWrheCNVaiWxqOfJlaTT0KBS8r/IS4w4=' 
WHERE 
  key_id = 'af81f1c1d5a65310fbe56e68eba80c3069ac01af884034888d0343029902e20f' 
  AND (
    token = 'LU44SJmSDwXUWrheCNVaiWxqOfJlaTT0KBS8r/IS4w4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )