UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hKB8d5IqeGni02K6zNodf2PaNNjP2UCWqekiCmRMwZ0=' 
WHERE 
  key_id = '8177e7c4db8c9edb1ad64c1bfa310e58b18b42652d5865241f86009ac67db147' 
  AND (
    token = 'hKB8d5IqeGni02K6zNodf2PaNNjP2UCWqekiCmRMwZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )