UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L48MnLBXZQU7lcDqn4O9VRFZSfcNEe8N4J/PDw4owAE=' 
WHERE 
  key_id = 'ad66d47d12330629694c9f511721b4b48347f786fd989bc916abf1c61ddf3354' 
  AND (
    token = 'L48MnLBXZQU7lcDqn4O9VRFZSfcNEe8N4J/PDw4owAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )