UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkEgies+1w/lXJ7/tqYz7vXUx5yrxrPQvdnlGnLlKPE=' 
WHERE 
  key_id = '280a65fb0d2055990edb3992bb349d02b3f534f5fc04024f226c4ca2efcb17ac' 
  AND (
    token = 'MkEgies+1w/lXJ7/tqYz7vXUx5yrxrPQvdnlGnLlKPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )