UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z8eugvipQkki+Xe8J9EdMsWY55mwjhzbcBo/AA9KLss=' 
WHERE 
  key_id = '1d95b47e218c62d34767ff5d4b0d121f3cf90550c50596b1aa76e4af9fc35a3a' 
  AND (
    token = 'Z8eugvipQkki+Xe8J9EdMsWY55mwjhzbcBo/AA9KLss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )