UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5XGO5r970YqK4cbwfHZ4O2p1emYdqqS72Z+5amCv9+o=' 
WHERE 
  key_id = '68aceaea299bf88c6d7cef1a1a5ffdcee0854184d15db398b79829e3cd5f17e5' 
  AND (
    token = '5XGO5r970YqK4cbwfHZ4O2p1emYdqqS72Z+5amCv9+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )