UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z/YCIDrG+BJkg4o3ih4UksQ6F35GNFs403epqWJ0QXU=' 
WHERE 
  key_id = '1a8902db0efdb2ddfdb8f0b1b635bc6b9af86ce18c5ccbf6bd8b7bc33949e1f0' 
  AND (
    token = 'z/YCIDrG+BJkg4o3ih4UksQ6F35GNFs403epqWJ0QXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )