UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DDCmG5BWrHzwVkM2nQ9ehn0rny7w1U9AUYEaiUw/OM4=' 
WHERE 
  key_id = '52778dc4cba79a5f84001993076e8c210d625120daa7f68918ab4646b7b1be3b' 
  AND (
    token = 'DDCmG5BWrHzwVkM2nQ9ehn0rny7w1U9AUYEaiUw/OM4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )