UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tUnlutBjkJTjY1LG/L6m0ATtdl0OXhKHVmHGjvQRS28=' 
WHERE 
  key_id = '621287413447944b69d2433f2080a78c1f9f2824c187e4ab70c9d694050d2d84' 
  AND (
    token = 'tUnlutBjkJTjY1LG/L6m0ATtdl0OXhKHVmHGjvQRS28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )