UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UI+ddR7XPiC3tQQRFv2flR6ijohisrTitz3v+kIKukU=' 
WHERE 
  key_id = '6469351edf610ac567afd38ae5271d776b5fb7106e6f2c7e9fd9f3b3591d72d4' 
  AND (
    token = 'UI+ddR7XPiC3tQQRFv2flR6ijohisrTitz3v+kIKukU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )