UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MpdeZU6d69snBhtdiUvZMlvxeZIkxb6mm39NsS+s/yo=' 
WHERE 
  key_id = '940102aa0e059d389a61a21386d3e5d366a1f86a817dbcfe4c4590fe3cef9f73' 
  AND (
    token = 'MpdeZU6d69snBhtdiUvZMlvxeZIkxb6mm39NsS+s/yo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )