UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MDkRG90g00ROtcF+pG7CwQUcOWc9IoIhDe6yR/D8GsQ=' 
WHERE 
  key_id = '38cf7788a726a6356772d36011ef5c272866558b2a6037b31363f53b18ac4982' 
  AND (
    token = 'MDkRG90g00ROtcF+pG7CwQUcOWc9IoIhDe6yR/D8GsQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )