UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xy5YwijvWaWEXU0/CnfixDlZrvAJIAPvV1GfB5FCBFg=' 
WHERE 
  key_id = 'eb4a908cc765609ee610b051bef75dd895fd867e29fee860de3535e46fa9e4fa' 
  AND (
    token = 'xy5YwijvWaWEXU0/CnfixDlZrvAJIAPvV1GfB5FCBFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )