UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WLjDfz0y21dPq5pX+tB8Oz6iiIF9cKhihgsQebHfJec=' 
WHERE 
  key_id = '4683f677226d0b2ac6889a1a7eb22b71fe1042307104d76c69b4132b8e669b8f' 
  AND (
    token = 'WLjDfz0y21dPq5pX+tB8Oz6iiIF9cKhihgsQebHfJec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )