UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x0l2LCwkA0Szxa/VABrE9j5yphP07vSyOuPNypJ0vuc=' 
WHERE 
  key_id = 'cb2d8854e34a365da2830c11b0a8b6e1a8379fae42dd3fef171bf7b1fea5e9f2' 
  AND (
    token = 'x0l2LCwkA0Szxa/VABrE9j5yphP07vSyOuPNypJ0vuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )