UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'umh3i4i9Lu8LuQbXTs50Qo4hLYBTS5dqXZs8lhb2AO8=' 
WHERE 
  key_id = '69be88314273506ac9700f2bee24e25ad1a7da1a9f291dd63dcbcc022e4ab7a5' 
  AND (
    token = 'umh3i4i9Lu8LuQbXTs50Qo4hLYBTS5dqXZs8lhb2AO8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )