UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y+1E1OmztnHy2c7b2XJzZFU1O9pd4b68SQXgKQJGS6s=' 
WHERE 
  key_id = '7711ab11e5e7214900f4a8f1b3707d890a1bd405b9c15985a2034c0e24140b0a' 
  AND (
    token = 'Y+1E1OmztnHy2c7b2XJzZFU1O9pd4b68SQXgKQJGS6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )