UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eXvd2O2L8FkadIxsvwDPVtrkadUW9nPKgSgOqpYtjH4=' 
WHERE 
  key_id = '4978e5c0243f85bcfae92cffe5ee04c49e52a28a4b39111c7c0e0c50ebc8e311' 
  AND (
    token = 'eXvd2O2L8FkadIxsvwDPVtrkadUW9nPKgSgOqpYtjH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )