UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'crAShhDrmTlVeaIOzmfVPtlNxHU9X2Ksgu2Ayp/amGE=' 
WHERE 
  key_id = '6d20450bb75898d3239e76120daac7c1df255028562eb96c54bbff1a79f3bbb0' 
  AND (
    token = 'crAShhDrmTlVeaIOzmfVPtlNxHU9X2Ksgu2Ayp/amGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )