UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fO/Q/hnRemhn/4cVUxJRKKEKYcNIzV3tu4Vuu3PUQvU=' 
WHERE 
  key_id = '6876fc3999404b621acaa9a5a513f4dc092c06c4575478e55bf81a61bc0e9cac' 
  AND (
    token = 'fO/Q/hnRemhn/4cVUxJRKKEKYcNIzV3tu4Vuu3PUQvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )