UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6pG6ZpoDcOJzAacOQlMw9GRgsqPjz45uei91UgMgBIw=' 
WHERE 
  key_id = 'cd325d1d16b1a0206ee3e2080c815d8488ca71bc835337084f915ee0a33db050' 
  AND (
    token = '6pG6ZpoDcOJzAacOQlMw9GRgsqPjz45uei91UgMgBIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )