UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'upKdtx9vn6CkYkShUjfirfeW2ZxJUR340qEOFezq4G0=' 
WHERE 
  key_id = '206cc87e4d5fad4ec481f69f69d8a6480c0fcff7d2b3a71ad2c848bbe48afa3e' 
  AND (
    token = 'upKdtx9vn6CkYkShUjfirfeW2ZxJUR340qEOFezq4G0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )