UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'un26kCe2c+qWaUf4873EVkciPUpB7I+6AzTikimJmQI=' 
WHERE 
  key_id = '471c1083f172efec0989d78a6bd709c437c148f7b48dd1993e95a35f042d07de' 
  AND (
    token = 'un26kCe2c+qWaUf4873EVkciPUpB7I+6AzTikimJmQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )