UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HSQTfZYr6hS21cwxf7Q+TutKkbjQbYV5aZ4m6tui8As=' 
WHERE 
  key_id = 'ed2fdd80702b95c7ccc1f4acf93e1b57eb991920d4fa0efc83d5327188161a9b' 
  AND (
    token = 'HSQTfZYr6hS21cwxf7Q+TutKkbjQbYV5aZ4m6tui8As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )