UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8/ll+HOxS393ERQhmnx8MNgsych56ucWvd0wDAszo5A=' 
WHERE 
  key_id = 'dc70a176f3d866390e1d25a884de33d4fa65af7f55713f781539d8284ac32fd4' 
  AND (
    token = '8/ll+HOxS393ERQhmnx8MNgsych56ucWvd0wDAszo5A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )