UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8W4J7EjfNr3xj8BcpDYnea2uQz5ftNEOOlxhuOSgkuc=' 
WHERE 
  key_id = '77b27fc5a580dd03832ba052862a28284cb6fca9e042d2b72341fdd4678d6a0c' 
  AND (
    token = '8W4J7EjfNr3xj8BcpDYnea2uQz5ftNEOOlxhuOSgkuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )