UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WyENeRif8RXwPoNYRnGfUqkFGpgUcnS1SDpnpV9WTIY=' 
WHERE 
  key_id = 'a27841a324d59d910ccf68cf32dec37c1902b0b8485d47cbbf048034a669989c' 
  AND (
    token = 'WyENeRif8RXwPoNYRnGfUqkFGpgUcnS1SDpnpV9WTIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )