UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rp6P9L42h92T8rnNXcLrhSyAF8hCUpXGxWgOXzkKYw0=' 
WHERE 
  key_id = 'a4f5345de3b0b23d439d8d888f40ca5476ef1cf865e1e943effdc6ed7d4543e9' 
  AND (
    token = 'Rp6P9L42h92T8rnNXcLrhSyAF8hCUpXGxWgOXzkKYw0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )