UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Itp4TlgEYVVFsCZiqLe4ZXqyK2PvSwDMyrnKG8akxec=' 
WHERE 
  key_id = '7edbf6b98b842521545e0a17479e00613f1aa6af50751180d685f5e86398edef' 
  AND (
    token = 'Itp4TlgEYVVFsCZiqLe4ZXqyK2PvSwDMyrnKG8akxec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )