UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znD2alZpDlYRLDcipesmh+KRFmiBC2ygqKBh3Yrpbj4=' 
WHERE 
  key_id = '67dacc3e60687209fc890c05c30f311181ee360554a5c178e7fe475cfeafa952' 
  AND (
    token = 'znD2alZpDlYRLDcipesmh+KRFmiBC2ygqKBh3Yrpbj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )