UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QeyzUrR/dFIfb5syupBGbkSHEqeWP6LP8LmaNlO46NA=' 
WHERE 
  key_id = '998c770a5b8869e69f4073b8fa7e5f00de6abc9b673ba8cf33f1c33caf572e7f' 
  AND (
    token = 'QeyzUrR/dFIfb5syupBGbkSHEqeWP6LP8LmaNlO46NA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )