UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A4Hm0fdBFyYzQimkjbCW2O1JPngo6NUMgJPhr0xhok4=' 
WHERE 
  key_id = '24c401eb5ead5d31479902ef056800db9b717d4ecb42ff6446d4a0620ffd53fe' 
  AND (
    token = 'A4Hm0fdBFyYzQimkjbCW2O1JPngo6NUMgJPhr0xhok4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )