UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mxi5d3EkJa6DHKLwvWYs3AhaLfSbn3aV+9ELIBgmoA0=' 
WHERE 
  key_id = '31fce72828303ceaa9962c3b942d112eed9c94c1a07c6fcbf0244a867630e520' 
  AND (
    token = 'mxi5d3EkJa6DHKLwvWYs3AhaLfSbn3aV+9ELIBgmoA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )