UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCLpVxORLHSXf2CVGevVN37oTqyoRFhLrrLZeEuypOI=' 
WHERE 
  key_id = '2789db886199f1c94ad217bf227bbb5f77fa976243f9a14242c607f5bec6d37d' 
  AND (
    token = 'mCLpVxORLHSXf2CVGevVN37oTqyoRFhLrrLZeEuypOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )