UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mvUCtAyTywmkZypZQ/9mdXhoOJ51r524hstoP+azZ+Y=' 
WHERE 
  key_id = '375d2c21271954d3557406bb186347b63c701ca67e4c13513ea9cd38788a926e' 
  AND (
    token = 'mvUCtAyTywmkZypZQ/9mdXhoOJ51r524hstoP+azZ+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )