UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DktLha156quVQMx+xFuBpED186X2tWE9V7Mnm89r5pY=' 
WHERE 
  key_id = '2290eaaf5729cd838eda65aa844f86dca8ad10e0541016b0a1ae235c18e0f721' 
  AND (
    token = 'DktLha156quVQMx+xFuBpED186X2tWE9V7Mnm89r5pY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )