UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KM34OTH9tsrM0/zSPm0IpAcDGb6VnFLBpTchKdg1YFw=' 
WHERE 
  key_id = 'c95a395db714b56947fb56000c8dfd50f17eb23c23ac79ea2d254ff3e580d8e9' 
  AND (
    token = 'KM34OTH9tsrM0/zSPm0IpAcDGb6VnFLBpTchKdg1YFw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )