UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sm+BMk5XSe0hjjnVOzKtxIoQ6SRuBKKqOWjlyMaywtE=' 
WHERE 
  key_id = '46c570b2573227d60a65723a3cb0734b183de50af31cdbc8a96043fc9be47852' 
  AND (
    token = 'Sm+BMk5XSe0hjjnVOzKtxIoQ6SRuBKKqOWjlyMaywtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )