UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'viRTJAA0S5tgb0L+GB7bnwROsew3Es89Rbq+wHJsH+0=' 
WHERE 
  key_id = '3971c2578a3e53351b9779e036be8e74c57575605aa7599732bb66540552b223' 
  AND (
    token = 'viRTJAA0S5tgb0L+GB7bnwROsew3Es89Rbq+wHJsH+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )