UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Etfvb9c59rabkI9draD796qmTbanXhfxKnIlYz+qJw=' 
WHERE 
  key_id = '38f0c848a4c87cb5f822ad4847b60a7d2eedf44e307aa25c39496e3113aec955' 
  AND (
    token = '7Etfvb9c59rabkI9draD796qmTbanXhfxKnIlYz+qJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )