UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6Ngx7NU7M6C2PNmGC7a6FT299We3LK07HVNGx9myNc=' 
WHERE 
  key_id = '195f2b60908274077fe8eefd056a7f2b6cc618df8bab91109bb3c3c1f1da6831' 
  AND (
    token = 'u6Ngx7NU7M6C2PNmGC7a6FT299We3LK07HVNGx9myNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )