UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pn+vXtfjJt9nTDq36gO2uql6wpUpqRrAjbigzeqhDVk=' 
WHERE 
  key_id = 'e587b8e3869c1b35659ad6ac6139c1375f7c310a504982776e86e396d8e45174' 
  AND (
    token = 'Pn+vXtfjJt9nTDq36gO2uql6wpUpqRrAjbigzeqhDVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )