UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jr8tI0Usu0sVYRQsVBXJb58TosDa6nHLrf7LG9C0Gcw=' 
WHERE 
  key_id = '0504697005b71fb96d66ff1ee86257adc1c1526c4a342527f2354f6bc936ec69' 
  AND (
    token = 'jr8tI0Usu0sVYRQsVBXJb58TosDa6nHLrf7LG9C0Gcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )