UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rT40rDuWLums6FvOhq0v3HioWYar5Gv3mjtr4ywq4us=' 
WHERE 
  key_id = '2c0f30675df67d8893e98f898f3f8ca657ddf26ad543979badc43ab651fb0cee' 
  AND (
    token = 'rT40rDuWLums6FvOhq0v3HioWYar5Gv3mjtr4ywq4us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )