UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5IwbTcxaHnck9DrHZPNadcP8+aTC2iLMN2sxvf9rYY=' 
WHERE 
  key_id = '6106f37771ec12e5280edcb2bbb00b5abf59d1f3890704f1618bd2dddf3151c8' 
  AND (
    token = 'r5IwbTcxaHnck9DrHZPNadcP8+aTC2iLMN2sxvf9rYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )