UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AFtc3T8o88AT1QIUxRqMpbdqT2qmOgDo29GWVIU7nHc=' 
WHERE 
  key_id = '2a5d0bef1be32860ee9e40b612daa67ce1451767782949ce7021a8762fb1f46d' 
  AND (
    token = 'AFtc3T8o88AT1QIUxRqMpbdqT2qmOgDo29GWVIU7nHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )