UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ph9RmAz9limVzWZEYVKiCt+XeWLAbe0NjmIWygniuQ8=' 
WHERE 
  key_id = '34971952fc1385b3d8fd3f89c4aeaabd70e07cc1df6a439471f1186582ccee8f' 
  AND (
    token = 'ph9RmAz9limVzWZEYVKiCt+XeWLAbe0NjmIWygniuQ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )