UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PzSbk6RGLdowX8WwI2AkuDur5c5wBqQUhNBJYbldgaw=' 
WHERE 
  key_id = '1a356b60f856df1708c0a655dd9ff081c15833dff5e7763236a76e7b62704bd4' 
  AND (
    token = 'PzSbk6RGLdowX8WwI2AkuDur5c5wBqQUhNBJYbldgaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )