UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hCI9G0I9rYE9dS5OoM9L2EUhb8Doe0EXMvwEuN0KtOo=' 
WHERE 
  key_id = '6976bdfbbf31418f31cccd42142fe56a65e7345a241272a5a9f95454b2ba7d75' 
  AND (
    token = 'hCI9G0I9rYE9dS5OoM9L2EUhb8Doe0EXMvwEuN0KtOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )