UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lvwg32Qwe3dKKHfLxE04U+rqNSrJr3L9fX3oXzsXUNY=' 
WHERE 
  key_id = '68f406b02e6c47c6b5cf0365c63a44d3838ac560229c939fc38b9e6d4ee62ab4' 
  AND (
    token = 'Lvwg32Qwe3dKKHfLxE04U+rqNSrJr3L9fX3oXzsXUNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )