UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jT1DC0XMFEUlTcyCjfEfrV9KN49BICmIRjh9udXDCBo=' 
WHERE 
  key_id = '243a8c511b2072a4261ff7da4cd737e4085aa73ea3baa3bb416690aea536af33' 
  AND (
    token = 'jT1DC0XMFEUlTcyCjfEfrV9KN49BICmIRjh9udXDCBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )