UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wqd46+yvb8GUqhpmXUeDg4vc5yWqA2T7PKnA+73gDac=' 
WHERE 
  key_id = '84f4737e69c7c40c9725d633692b2cc49a79889f155f316a20f458f6ffa116c0' 
  AND (
    token = 'Wqd46+yvb8GUqhpmXUeDg4vc5yWqA2T7PKnA+73gDac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )