UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wu/3hnMB1YYfChJUIKYJHPTAV2WXSh3N/r/A1t6aMQk=' 
WHERE 
  key_id = 'f55ae7e5292eaa3a66f71bc99f07b417379c262ea3cd26e040117b0624664dae' 
  AND (
    token = 'Wu/3hnMB1YYfChJUIKYJHPTAV2WXSh3N/r/A1t6aMQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )