UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C0xRUCPrd93SLeXJRbv7qZpEFxCCGwnMD7chkZrO1wc=' 
WHERE 
  key_id = '7dff304f86e68b13e41ce5a750b18421db3cbe433032fe47c450bfed6a3f43af' 
  AND (
    token = 'C0xRUCPrd93SLeXJRbv7qZpEFxCCGwnMD7chkZrO1wc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )