UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PZ4ygIB9+NmERZPsEX9w7pycC1AGS48Q6d0L+a6zNtE=' 
WHERE 
  key_id = '91858f9a186dc29ba1321d8a991f4fe9aea8005c271925bcb2bf67c6fa4955ae' 
  AND (
    token = 'PZ4ygIB9+NmERZPsEX9w7pycC1AGS48Q6d0L+a6zNtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )