UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OV+6QAq44RQs8ECMHT7yxDkqBSwdQIgVXWvyQn1yAnw=' 
WHERE 
  key_id = '4bcd789cd93b6064f12818242487763eab41e69c47843f8feea99589682b36db' 
  AND (
    token = 'OV+6QAq44RQs8ECMHT7yxDkqBSwdQIgVXWvyQn1yAnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )