UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ld64xmyjtiD5MAKHishmsUHcHcuJ3yZTn0YrvUPkERg=' 
WHERE 
  key_id = 'cd6b0e258d3ef97b4f86930626664ce7fb1ea0bf869bd157c93c14c151375826' 
  AND (
    token = 'ld64xmyjtiD5MAKHishmsUHcHcuJ3yZTn0YrvUPkERg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )