/**
 * Base Storage Lock Entity
 *
 * Stores distributed locks for transient state management.
 * Used by DatabaseStorageAdapter for token refresh locks and other distributed operations.
 *
 * @remarks
 * This class is database-agnostic. TypeORM, Prisma, or other ORMs
 * extend this class in their respective packages.
 */
export declare class BaseStorageLock {
    /**
     * Internal lock record ID (auto-increment integer)
     */
    id: number;
    /**
     * Unique key identifier for the lock
     * Format: <lock-type>:<identifier> (e.g., "refresh-lock:token-hash-123")
     */
    key: string;
    /**
     * Lock value (stored as string, typically timestamp or lock holder identifier)
     */
    value: string;
    /**
     * Lock expiration timestamp
     * Used for TTL-based cleanup and automatic lock release
     * Can be null for locks that don't expire
     */
    expiresAt: Date | null;
    /**
     * Lock creation timestamp
     */
    createdAt: Date;
}
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