UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VTAbZ38IBh2MUzMbUYvb8JGn64GBK2FCKLe78DV2fVU=' 
WHERE 
  key_id = '8aa5cde91b9bc2817fe3195b86c6592b56319ce9106bd2b6154abcb1cbaec2e7' 
  AND (
    token = 'VTAbZ38IBh2MUzMbUYvb8JGn64GBK2FCKLe78DV2fVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )