UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UVWRMe6+7MFsFXr+G3yu7PSitPo2EqnFvD+rO5b7pXY=' 
WHERE 
  key_id = 'e3a551d100b68c8d677276e2406ca8bf1efb7369a02b53d60179e016b2856d61' 
  AND (
    token = 'UVWRMe6+7MFsFXr+G3yu7PSitPo2EqnFvD+rO5b7pXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )