UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Pu3x4rCO3e+4GzKV9ZueFhnkvLuhp8ckb7wczFAAdY=' 
WHERE 
  key_id = '77831ad7a45797cf9e1dac45063cf51e982fa0fa92ecfe9de9964b7b69bb9597' 
  AND (
    token = '7Pu3x4rCO3e+4GzKV9ZueFhnkvLuhp8ckb7wczFAAdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )