UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'nqZ/cUPOwbltDwyQgRwE+jzJmB2vYcBmfbdUGosx2O8=' 
WHERE 
  key_id = 'cf344606d37915268a10306e4dcdafe13d9632c21bbc3ee531e99347606dc952' 
  AND (
    token = 'nqZ/cUPOwbltDwyQgRwE+jzJmB2vYcBmfbdUGosx2O8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )