UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0VAln/pREAVOgxRfwjgugohfqaPl3KnCHpYoG9Hw0zE=' 
WHERE 
  key_id = 'c3b58d93a137c20fb48b47291bb7a5a18bf81c555f5c313ba9192e8ae3f1a1f5' 
  AND (
    token = '0VAln/pREAVOgxRfwjgugohfqaPl3KnCHpYoG9Hw0zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )