UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/rr6IOkXAaaDKj9cC8FY4+cODcpsaTW1QG76FmWbHRo=' 
WHERE 
  key_id = '6b70d5087d8cae3e2e0b84aae80b3c25bb2befaa463230a3154cc301b5f7a7db' 
  AND (
    token = '/rr6IOkXAaaDKj9cC8FY4+cODcpsaTW1QG76FmWbHRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )