UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uOJsuw5YP4QMWyMguRyAGCdvE9zSkNXMagqHp6tvKSI=' 
WHERE 
  key_id = '838dd63d470ac837e5cb721f59fddddc8e406fdb7f9f71b314d98b4b1998d4d6' 
  AND (
    token = 'uOJsuw5YP4QMWyMguRyAGCdvE9zSkNXMagqHp6tvKSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )