UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmQy5AM33T5ce8XrH5mPtn4/cZJXdyyJBx1B6EFCq8s=' 
WHERE 
  key_id = '2c42fcec1e63725c6a8bf2d42f03f3b90e39feb941c8cc7646ab3a323d3ef3cf' 
  AND (
    token = 'EmQy5AM33T5ce8XrH5mPtn4/cZJXdyyJBx1B6EFCq8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )