UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lx9V/DRF+Q8EcSGDcgUDR6Bxsf6UNuAM6MQDh0NGPaE=' 
WHERE 
  key_id = '8ddd51b2864d7bce9019a724f3ccd75d0708137a897a6622f1af40b46ffd6d40' 
  AND (
    token = 'lx9V/DRF+Q8EcSGDcgUDR6Bxsf6UNuAM6MQDh0NGPaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )