UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LlKN20mECoPJSj+QeG09c+6lmoYs4nA97jlUEHPVPG0=' 
WHERE 
  key_id = '6e961e5eeb67c90eae89c410f4522141323f562ca7ea6c4959ddbf4704273068' 
  AND (
    token = 'LlKN20mECoPJSj+QeG09c+6lmoYs4nA97jlUEHPVPG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )