UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OtIJt84hLPhLyzSuxId0M1aIIl7plu0fjEQW93QngQo=' 
WHERE 
  key_id = 'a6d3f89e0af8927bf045e76b96b333fd5eb90466a353e02591b7b73d6517901d' 
  AND (
    token = 'OtIJt84hLPhLyzSuxId0M1aIIl7plu0fjEQW93QngQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )