UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G3HvHoHP4axI/odqBCfb5O8YjkSsKWyZw+cweqL/t8s=' 
WHERE 
  key_id = '8591f27f8c29a42727eec447436ffeb38875686b8dfa99163596bad94883a867' 
  AND (
    token = 'G3HvHoHP4axI/odqBCfb5O8YjkSsKWyZw+cweqL/t8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )