UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kn3MhiTuuEC4lExtLcsV7vaL2HWVNyYL+uaEpfPqNnw=' 
WHERE 
  key_id = '46c14a9834b81c8807ec89beae05a3f7d7a4dc54e77d68816d5fedbac5bc6f47' 
  AND (
    token = 'Kn3MhiTuuEC4lExtLcsV7vaL2HWVNyYL+uaEpfPqNnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )