UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BGbxTFVfR4VD9yHowMHwOnhsLrPFqlplt9msEQ6ujpc=' 
WHERE 
  key_id = '4ac3b44ddb5fffa208f16dc3ea61e29a45bc77c254d8b75a07fcde843e9b44e3' 
  AND (
    token = 'BGbxTFVfR4VD9yHowMHwOnhsLrPFqlplt9msEQ6ujpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )