UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kx3iLmVH+YPmfQmf8Ygkqm/SOk/5AHbmJVAdTxOO888=' 
WHERE 
  key_id = '79ab746813274e644be3430b4fc01137547465b1f871bb862da80e71af9de3e0' 
  AND (
    token = 'kx3iLmVH+YPmfQmf8Ygkqm/SOk/5AHbmJVAdTxOO888=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )