UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1k00sXaf/MkaLE884HLmfbOcLxXp+ZWz6AOxqciTGE=' 
WHERE 
  key_id = '2a4b4daff9a6ba462ff68d38c9a136fbf57d5856547507de9b92e43dc7629e76' 
  AND (
    token = 'a1k00sXaf/MkaLE884HLmfbOcLxXp+ZWz6AOxqciTGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )