UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y4aHFv3NW71fA9fQCBwHbsV7/AWKf+H7E4rKGY+T83A=' 
WHERE 
  key_id = 'ace8afbc3d70879b19ed529507be707679f11510e71d22e8af89cc3b14846dae' 
  AND (
    token = 'Y4aHFv3NW71fA9fQCBwHbsV7/AWKf+H7E4rKGY+T83A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034