UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dp2fEDgfhsULfRCWMGHU+dMMmjSSa2SOrxfSnZoA4/w=' 
WHERE 
  key_id = '6214d3fb8d5adbf0e96406c2482b3c6c86079b74b240803ee4b73ae261195d84' 
  AND (
    token = 'Dp2fEDgfhsULfRCWMGHU+dMMmjSSa2SOrxfSnZoA4/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )