UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't6+kwZ8Iuc9sX1obyKiw1/0zMgJmOlNXFtk2k3wis8s=' 
WHERE 
  key_id = '2710c21215f18624d9f244611247dfde14677e654d5a5759b5acafeeb7bac919' 
  AND (
    token = 't6+kwZ8Iuc9sX1obyKiw1/0zMgJmOlNXFtk2k3wis8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )