UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRTVXfFYl+Z00rW/wRgI9hVmMrKfnSbXE/Z3OWB2PQQ=' 
WHERE 
  key_id = '7f9eb6542bd1988a2472d75c080dfff203ec2915d92eab581d7cf25863736d5e' 
  AND (
    token = 'MRTVXfFYl+Z00rW/wRgI9hVmMrKfnSbXE/Z3OWB2PQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )