CREATE TABLE IF NOT EXISTS api_tokens (
    id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
    user_id INT UNSIGNED NOT NULL,
    token_name VARCHAR(120) NOT NULL DEFAULT 'mobile_app',
    token_hash CHAR(64) NOT NULL,
    abilities TEXT NULL,
    last_used_at DATETIME NULL,
    expires_at DATETIME NULL,
    created_at DATETIME NOT NULL,
    revoked_at DATETIME NULL,
    UNIQUE KEY uniq_api_tokens_hash (token_hash),
    KEY idx_api_tokens_user (user_id),
    KEY idx_api_tokens_expires (expires_at),
    CONSTRAINT fk_api_tokens_user FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;