UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UcTrcGWbLQYQgv4WeOYkxnH02x2WMVxb3qLt2fD47VI=' 
WHERE 
  key_id = '1720b208b103516559b8789efdd8806c5febd1487ec18d70cb9c71e67996f2c7' 
  AND (
    token = 'UcTrcGWbLQYQgv4WeOYkxnH02x2WMVxb3qLt2fD47VI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )