UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OTKD7qv6Xgb+WmIxOQ4MHf+gkPnnxhPVFgqLzyGyQo8=' 
WHERE 
  key_id = '9e4ee1147b103f15f39eda90eb5c4a892cc57ba0f54ef0e735ecc88d8675cdd2' 
  AND (
    token = 'OTKD7qv6Xgb+WmIxOQ4MHf+gkPnnxhPVFgqLzyGyQo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )