fix sql

lib/appconfig.php

@@ -128,7 +128,7 @@ class OC_Appconfig{
 			$query->execute( array( $app, $key, $value ));
 		}
 		else{
-			$query = OC_DB::prepare( 'UPDATE `*PREFIX*appconfig` SET `configvalue` = :configvalue WHERE `appid` = ? AND `configkey` = ?' );
+			$query = OC_DB::prepare( 'UPDATE `*PREFIX*appconfig` SET `configvalue` = ? WHERE `appid` = ? AND `configkey` = ?' );
 			$query->execute( array( $value, $app, $key ));
 		}
 	}

lib/filecache.php

@@ -140,7 +140,7 @@ class OC_FileCache{
 		}
 		if(isset($data['mimetype'])){
 			$arguments[]=dirname($data['mimetype']);
-			$queryParts[]='mimepart=?';
+			$queryParts[]='`mimepart`=?';
 		}
 		$arguments[]=$id;
 		
@@ -148,7 +148,7 @@ class OC_FileCache{
 		$query=OC_DB::prepare($sql);
 		$result=$query->execute($arguments);
 		if(OC_DB::isError($result)){
-			OC_Log::write('files','error while updating file('.$path.') in cache',OC_Log::ERROR);
+			OC_Log::write('files','error while updating file id('.$id.') in cache',OC_Log::ERROR);
 		}
 	}