UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x3R4HyC7D1BVphgPX0Tuu4pMzFsOaODiEVdP408OppU=' 
WHERE 
  key_id = '96c2593b5470982ad4399937c8dd4030f737d3470f639e966b48835d9468a2c8' 
  AND (
    token = 'x3R4HyC7D1BVphgPX0Tuu4pMzFsOaODiEVdP408OppU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )