UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UGcg8UeyWKiiiH6rePFfDsTi/7utUbWesI07GaVBuPo=' 
WHERE 
  key_id = '2c1dcd9aabd11122a4197c568000868834972e170590a7969fc3fef14276d0bd' 
  AND (
    token = 'UGcg8UeyWKiiiH6rePFfDsTi/7utUbWesI07GaVBuPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )