UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMF1txUnnFP5AoUEmVdnEvO+OHpNiHRg4oKGhIYj1as=' 
WHERE 
  key_id = '1e7939563a033c82b8a5a3f044509cab069ca4a243045de9e058db258c0aaabf' 
  AND (
    token = 'mMF1txUnnFP5AoUEmVdnEvO+OHpNiHRg4oKGhIYj1as=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )