UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rEPrgKFmGRjyBTtHzADnVov/taKrBNOUUQcuDscmrUQ=' 
WHERE 
  key_id = 'b4fd65261920e814da29a883bc6fc9e042d48fbdba5a78c144ad82ca90e09999' 
  AND (
    token = 'rEPrgKFmGRjyBTtHzADnVov/taKrBNOUUQcuDscmrUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )