UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51WnUhGdst6fKpEzn3HL/duJ1hTcy7yqKwfjtrd270U=' 
WHERE 
  key_id = 'e8eb2e1fa52039e2e3ea4487857864bae88a5ecc2a8bb7b2dcd87f67574b2a31' 
  AND (
    token = '51WnUhGdst6fKpEzn3HL/duJ1hTcy7yqKwfjtrd270U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )