UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PpRH9Htde1dcI9L9vX9uxO/ZB3FbMwxxQCIAkr3c7OU=' 
WHERE 
  key_id = '43a426e630d0e299f90e5eb11a136f7d0c78a2c834ee7815d71437cbfb13860f' 
  AND (
    token = 'PpRH9Htde1dcI9L9vX9uxO/ZB3FbMwxxQCIAkr3c7OU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )