UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OK3GvW6RzYUJ/Nrrf+FHzm3MbPy29ev1oqseezDNRhs=' 
WHERE 
  key_id = '6e402e3d41a79f1335fa9bf7d822c2508b89528d41d15cb92343b47b87d94cbc' 
  AND (
    token = 'OK3GvW6RzYUJ/Nrrf+FHzm3MbPy29ev1oqseezDNRhs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )