UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f2S2s1CdFW6hWv7a7uWMF2gF1cYPW8XlSv38SZ1mIXI=' 
WHERE 
  key_id = '995670ac45cba3fcc8a2f89614d61b210672c1f8dc4362f7311e007820b0428c' 
  AND (
    token = 'f2S2s1CdFW6hWv7a7uWMF2gF1cYPW8XlSv38SZ1mIXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )