UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gUR4h71g1cUjzB5mfOIk4f9g0i5rCYzJATzs3uU1FR8=' 
WHERE 
  key_id = '00b8ac985425cb663f2b85d6d4a4255809cf61f22d7df800bceb56d39ed08d50' 
  AND (
    token = 'gUR4h71g1cUjzB5mfOIk4f9g0i5rCYzJATzs3uU1FR8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )