UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tPfiGTFqD6myF7p/CTljeYxpsidfdHmfJrxVCNeRKFg=' 
WHERE 
  key_id = '02a3671e341331107b997eb4f8c37e709e7c9a9bf24812c6130071a1bf395866' 
  AND (
    token = 'tPfiGTFqD6myF7p/CTljeYxpsidfdHmfJrxVCNeRKFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )