UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WMk6bOTIC1n7yqwPyF/faul2TLDBu9iRClXG+IhT/xw=' 
WHERE 
  key_id = 'b53da63794881e5841b502a782cab740c877c42de6a4acb9188d6cf5855eb311' 
  AND (
    token = 'WMk6bOTIC1n7yqwPyF/faul2TLDBu9iRClXG+IhT/xw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )