UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'guYFg5ZD8vyHjOeOPu8BEIi2cgsXWTqSd+a/rKdLZWk=' 
WHERE 
  key_id = '50bafd7c8081f6713c832bea6b788297896bd234424ff160b8a5f19483a6479d' 
  AND (
    token = 'guYFg5ZD8vyHjOeOPu8BEIi2cgsXWTqSd+a/rKdLZWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )