UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dRTeLn0hLKDUxnRhXwdrMIexLaAToajhrLKwf1MFz0Q=' 
WHERE 
  key_id = '820c82896eef28846fd8b272fb6ca64e3069889fb3888d0df578092fc50115cd' 
  AND (
    token = 'dRTeLn0hLKDUxnRhXwdrMIexLaAToajhrLKwf1MFz0Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )