UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ClB50ZOv5OuLPTCD65b+jXq+LznE5NoqejpqwGsb+1Q=' 
WHERE 
  key_id = '36852c936d962782531ad346c3f123d795706eae42f5660db5ee51bd0eda39df' 
  AND (
    token = 'ClB50ZOv5OuLPTCD65b+jXq+LznE5NoqejpqwGsb+1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )