UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RkzVN7N9Fit4LkrC5B0AW1boK8rNYXhNX2frWKplCxg=' 
WHERE 
  key_id = '283299a7afb7de586c28e0af8503acd7bf61a900bcc66092187baa10e3d830a2' 
  AND (
    token = 'RkzVN7N9Fit4LkrC5B0AW1boK8rNYXhNX2frWKplCxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )