UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ei+hsPThHUnb0jcolr2kiEYZxBTLIEaslSh76Lw0zSU=' 
WHERE 
  key_id = '849eb790017c4f2a73f6810258a70b1d9473cce913976331f535564270aa2ba4' 
  AND (
    token = 'Ei+hsPThHUnb0jcolr2kiEYZxBTLIEaslSh76Lw0zSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )