UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KgqMCBBfYHiDWk7/xUzcA9YnFrANzoobQEBr8U0koC0=' 
WHERE 
  key_id = '5a61848de4e28bc9dcde484b2f82307db5d9d6f5b4bade13946007850a8a280d' 
  AND (
    token = 'KgqMCBBfYHiDWk7/xUzcA9YnFrANzoobQEBr8U0koC0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )