UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gdj26r+JYz49XlPn/pHT77TqtorgLZfxw6+KKGfMwlo=' 
WHERE 
  key_id = '15543fc17c631bc1fce319e7259f5d48df1aa576d51042aa40207717bee2d9cd' 
  AND (
    token = 'gdj26r+JYz49XlPn/pHT77TqtorgLZfxw6+KKGfMwlo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )