UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UtpAJG0cr961/q4PCQQSR2tMhqSw4rF9jAt6nP5aMJE=' 
WHERE 
  key_id = '5ddfc4066233ad43a6018ad1ed1707a548affc86d64f4248861b22a6095a2f1e' 
  AND (
    token = 'UtpAJG0cr961/q4PCQQSR2tMhqSw4rF9jAt6nP5aMJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )