UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f6mbuZpEghk6f6btZF01sbOnenw9ueG6EiEBaTrKfhE=' 
WHERE 
  key_id = 'c3377a7c0ead73682ec2ea0decd9704f3e91028ab43a75271b6fcd2772d12920' 
  AND (
    token = 'f6mbuZpEghk6f6btZF01sbOnenw9ueG6EiEBaTrKfhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )