UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/dbnW19cwOFLyih9h8m+9hO6rQlp3iMInxkvrFCQi9s=' 
WHERE 
  key_id = 'ef18ec91fc08c342c5e450f42c18b799b56db9524bc39b346467dc3022dcec70' 
  AND (
    token = '/dbnW19cwOFLyih9h8m+9hO6rQlp3iMInxkvrFCQi9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )