UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81QusgfP7brGMQQTKLtLMBbPbhg172eUS0FoaGpyU90=' 
WHERE 
  key_id = '3eb9cee73f507ed71dfad50ec2250cafd545e5090683f76f108e5a989885f6c3' 
  AND (
    token = '81QusgfP7brGMQQTKLtLMBbPbhg172eUS0FoaGpyU90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )