UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NG+KFxqki3zls0O/H0HZa4nEMT9bQZuU3SL8GM5GJ8I=' 
WHERE 
  key_id = '974811e341457e6041aeae74cee6e5d032a9aa76a9e8f303bc048615eeffd480' 
  AND (
    token = 'NG+KFxqki3zls0O/H0HZa4nEMT9bQZuU3SL8GM5GJ8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )