UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RM8SVuQ2J+tTiwVe35cs7K3zEPh7KciCQUpwfhZfizQ=' 
WHERE 
  key_id = 'a3d75575c00796928af5b796cb249f6e6afb387bb3d1fe7c34366a7f6f3eaec8' 
  AND (
    token = 'RM8SVuQ2J+tTiwVe35cs7K3zEPh7KciCQUpwfhZfizQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )