UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v1C+zwE79oW0GnBF3WLtdqZDb0GdndIT6kI8UdqbIjU=' 
WHERE 
  key_id = 'c4a6b8920a649fa5be8a0127826201113ed30039a318af73ac24aa4babf6260a' 
  AND (
    token = 'v1C+zwE79oW0GnBF3WLtdqZDb0GdndIT6kI8UdqbIjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )