UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SKkNt9uLltg7ZRsoY55vA/Uu/xKbvHgmQjVZYHHdYoM=' 
WHERE 
  key_id = 'a50688c836083620baf210db608e4d415cb2c33e318904f4edf1957db5cace32' 
  AND (
    token = 'SKkNt9uLltg7ZRsoY55vA/Uu/xKbvHgmQjVZYHHdYoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )