UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QETOaEhsPFK2LjCyUoPqRERYQHzWwT6myzizPkQEXKc=' 
WHERE 
  key_id = '6e2440773c16da8c733af781c106c01d207c49a4ca8561f205a91924795bbd1c' 
  AND (
    token = 'QETOaEhsPFK2LjCyUoPqRERYQHzWwT6myzizPkQEXKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )