UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LDx0zB2xhFODL7fRKYq5Nvh5RYvn2VuTXtC5FBpgIK0=' 
WHERE 
  key_id = '993c5770ec477f85f3d1e221ebdf15797225bba060609aec0a32ff4e7d7f4bc6' 
  AND (
    token = 'LDx0zB2xhFODL7fRKYq5Nvh5RYvn2VuTXtC5FBpgIK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )