UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5/4//gWwxqJi6ohZwYCSK3FXcKmSOfWCxXpPZhwDR80=' 
WHERE 
  key_id = '19e9abc846b2990c904c23c5252d03a3dbf87a302071557f58d05d0c137513ea' 
  AND (
    token = '5/4//gWwxqJi6ohZwYCSK3FXcKmSOfWCxXpPZhwDR80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )