UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2Unql6sOztpE1lAZqkitvvHZR2gN85KensCOYbubj4=' 
WHERE 
  key_id = '87a23a9d87b4bac0b00ffe3d4823069a4ca7c0da602319404e09b3f5baa1d61e' 
  AND (
    token = 'k2Unql6sOztpE1lAZqkitvvHZR2gN85KensCOYbubj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )