UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdNRM17lSmXepcsMyceyC9KH/YnHKPzooUfugVeYr6s=' 
WHERE 
  key_id = 'b1a213ac547288a2a27f590ddbc9c4d0c0c24be2dc223d7006a01da085c51048' 
  AND (
    token = 'MdNRM17lSmXepcsMyceyC9KH/YnHKPzooUfugVeYr6s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )