UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+gFHhrMlbh89I4Lc0M0b65Jh5vEoPQjA9EzA6HJB6Y=' 
WHERE 
  key_id = '94c6edbe704781e3b8e30317b209b0ec1444a9cc156b128621f246e0587813a5' 
  AND (
    token = 'n+gFHhrMlbh89I4Lc0M0b65Jh5vEoPQjA9EzA6HJB6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )