UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5HNk3bYWFk6cjRawOCwAlUtxQL9JgT78N5fIvhg32tU=' 
WHERE 
  key_id = '270cf78694435fc860bb15ced8af6054bd05864a9b4e30edb6cd11de591f326a' 
  AND (
    token = '5HNk3bYWFk6cjRawOCwAlUtxQL9JgT78N5fIvhg32tU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )