UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b18vdOp8AEuC1TMOa8tWruFElckpT5HhulA6WoJqSgM=' 
WHERE 
  key_id = '3647f96a637f1b82bf7e47e22091258e13b7984f3be140f4a5de8d0ca9007e12' 
  AND (
    token = 'b18vdOp8AEuC1TMOa8tWruFElckpT5HhulA6WoJqSgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )