UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xSC4EvUhQ0hS1nn8hLDn/HXL2rnVa15Tnzzg2XDBaFI=' 
WHERE 
  key_id = '26f6e744ccc15d127ddbe5d80f68f4a42b84ad7c941fb831d8e61a8f6144c2b9' 
  AND (
    token = 'xSC4EvUhQ0hS1nn8hLDn/HXL2rnVa15Tnzzg2XDBaFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )