UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WrzzeHvAa9VrKaXzJ2zArfb6NgLTLYhQOIobC8aqYgw=' 
WHERE 
  key_id = '827addb0a7b090b1f6ff853713d7d8a83277d9929f45226367b76df0fd3fb611' 
  AND (
    token = 'WrzzeHvAa9VrKaXzJ2zArfb6NgLTLYhQOIobC8aqYgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )