UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PE7NVC9sAYM3NNz9NUK9AMlOEQMInqZ/x0HWEdf89OE=' 
WHERE 
  key_id = '719857deccaaf21f7283e1834adc74a8347d857befc11739bfe246d6fce6ff27' 
  AND (
    token = 'PE7NVC9sAYM3NNz9NUK9AMlOEQMInqZ/x0HWEdf89OE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )