UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nHkwEqvWun+BDnA7ZurKNxnGlvNtnB6OdKPPrk+F1YI=' 
WHERE 
  key_id = '303566bc6e68e5eb3870103565235572e53e347c66fdd7f03b6c038985649fbd' 
  AND (
    token = 'nHkwEqvWun+BDnA7ZurKNxnGlvNtnB6OdKPPrk+F1YI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )