UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdBY3+jGZ/cNQTGGxOi1lamcz5khR35EzVeA4DlLd1c=' 
WHERE 
  key_id = '1ca4fc73a3c3890797dacbc96c7944516030e0fcf9054d822355984314c2b474' 
  AND (
    token = 'mdBY3+jGZ/cNQTGGxOi1lamcz5khR35EzVeA4DlLd1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )