UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AOGMZ3wFlqWQnOHPc/N5Lw1pZ92k/8lPoFoRqnBp6MU=' 
WHERE 
  key_id = '4973db2c2df2f033920aaa995349f4f19d54dabde8ff5162875ec33a2ae595f5' 
  AND (
    token = 'AOGMZ3wFlqWQnOHPc/N5Lw1pZ92k/8lPoFoRqnBp6MU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )