UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QvXmIQcqXkblCfBzSR5cMMuSFYrdmC0aCi/mhL+c5Oc=' 
WHERE 
  key_id = '21a37a5f7752bbc3f70a89644e08122f3daa0bb511a0db49ad2a7746141bf8bd' 
  AND (
    token = 'QvXmIQcqXkblCfBzSR5cMMuSFYrdmC0aCi/mhL+c5Oc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )