UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ELxBzdYGSaniBhdEpI+PjavYpCRYymsW9YTw/cn2pmI=' 
WHERE 
  key_id = '21e4137370e4345acc41d2f68bdce85b1094ca3e710806cf4084ea3ab255afc8' 
  AND (
    token = 'ELxBzdYGSaniBhdEpI+PjavYpCRYymsW9YTw/cn2pmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )