UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zHo+dyVL42xYiXobt36bfCIzFrzJZiKzGjx9KcqnSLs=' 
WHERE 
  key_id = '844908d0eea0bebfc81c88987697a8d67697edcb7ce044206a07a659b19c0989' 
  AND (
    token = 'zHo+dyVL42xYiXobt36bfCIzFrzJZiKzGjx9KcqnSLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )