UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+eOs8RnoBvDi4cu8gkWpmzWwoeEQWrULYMf3FbUo1U=' 
WHERE 
  key_id = '8793801fcc08aaf7548592b99c6e64667dde6a12772044791248963e7bff3ab9' 
  AND (
    token = 'U+eOs8RnoBvDi4cu8gkWpmzWwoeEQWrULYMf3FbUo1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )