UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrGPw0ws8pPQpUk4WWsQQdYcxLVcT4gCNjBvm5P3idw=' 
WHERE 
  key_id = '4d803cc609ca29e5fa169e105443931ab82fb6e536cac25a823bcbbe2c5d1e92' 
  AND (
    token = 'mrGPw0ws8pPQpUk4WWsQQdYcxLVcT4gCNjBvm5P3idw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )