UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXs8lrlpMIBVx4WieE0RrQswWVVtcblgJtR4DKGxyzg=' 
WHERE 
  key_id = 'a2d95894ef7a5516c3d57613d389ead750c071109c1a0fc547356a28a6f36e61' 
  AND (
    token = 'MXs8lrlpMIBVx4WieE0RrQswWVVtcblgJtR4DKGxyzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )