UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oFudEk3gUBiRNSLFhIc2J+iFx+ogWJ36F9IrhuHzQY0=' 
WHERE 
  key_id = 'a1a590de294215dcb07753f1da76856022cbf1e7b585927b7cffad1b69d85e05' 
  AND (
    token = 'oFudEk3gUBiRNSLFhIc2J+iFx+ogWJ36F9IrhuHzQY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )