UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z3Rg3ujeWB7cGw1Wr5eSR9Byjkxbxx/P3tz8JvD6/0E=' 
WHERE 
  key_id = '640d26543882088036b6dc412ae7c077098c09342ea76fdd9e2476fb3a3fcbb8' 
  AND (
    token = 'Z3Rg3ujeWB7cGw1Wr5eSR9Byjkxbxx/P3tz8JvD6/0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )