UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xn//ZtGh5fhMBTWnlojxiCzTDdmdH4SNA0Udp6i5KWs=' 
WHERE 
  key_id = '8fd9469fa3cf826060af63eed7184efadf6000414410cec8ef117f5d88cdeac3' 
  AND (
    token = 'Xn//ZtGh5fhMBTWnlojxiCzTDdmdH4SNA0Udp6i5KWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )