UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OnStvEY/XKFXlZMEFS1UnHYleWMMggWrQKn9Am8dnl0=' 
WHERE 
  key_id = 'b6d5df4d2add135867f6be9c06499d70e78f2491c761803c0b03fc75348bcd03' 
  AND (
    token = 'OnStvEY/XKFXlZMEFS1UnHYleWMMggWrQKn9Am8dnl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )