UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'buZMAbAUcgboxxfG3pYqcowUid8kNv9YKRbzspYuXZk=' 
WHERE 
  key_id = '76665961a65aa5efabf4e0cdc5b39c9bbad28d42bd1e84f2aac91f951ba8967a' 
  AND (
    token = 'buZMAbAUcgboxxfG3pYqcowUid8kNv9YKRbzspYuXZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )