UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hJuG+iiPKdMjvcfVVybMwCDv0Jc7/W4g/+2m5wgHeJU=' 
WHERE 
  key_id = 'b1e6cd414a59e32de6a94f398e73612869bb4cc5f0f104efe761bff17023fe04' 
  AND (
    token = 'hJuG+iiPKdMjvcfVVybMwCDv0Jc7/W4g/+2m5wgHeJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )