UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ng3+hiTw2jCXLZwx1Eb1xPOwyjUHPpnFe1UGJ7ODBf0=' 
WHERE 
  key_id = '37c20ee60f80b5495f62c79d031a45b420f20631527e61c4a5a8c26a26bce551' 
  AND (
    token = 'ng3+hiTw2jCXLZwx1Eb1xPOwyjUHPpnFe1UGJ7ODBf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )