UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M6wQ3nuyXW0MdgQRuAvTWjIC4y8tQmyuEo7CHSrEP/A=' 
WHERE 
  key_id = '2e599481de980e3bc5a88f38f948c5d54e08ad72a74da5cf14590cf52d357ef1' 
  AND (
    token = 'M6wQ3nuyXW0MdgQRuAvTWjIC4y8tQmyuEo7CHSrEP/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )