UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DUjdXFNyatxlP0TRDzKlHPtYXII7244JreDWVffjC0g=' 
WHERE 
  key_id = '94bbe1e5de2fede0fcc7587b3a49297c19ad3ddb9fdb69a3fd41225eedb2d8b0' 
  AND (
    token = 'DUjdXFNyatxlP0TRDzKlHPtYXII7244JreDWVffjC0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )