UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OQruvkeIwUFy3wcLlxLGqeyln13sQOTpVgyttPqEoOg=' 
WHERE 
  key_id = '6ebf69345faa524cd99258c63874157e07cd1451eeb87e11ae2f81e7529d647b' 
  AND (
    token = 'OQruvkeIwUFy3wcLlxLGqeyln13sQOTpVgyttPqEoOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )