UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UPZcgQ7AcMYRSpATzpaNf/rx4sOxwoziL2793Gr/6OM=' 
WHERE 
  key_id = '2c8bbab5a831845bdd8607637f42ef513120ab727f6e74e57c51e5030ebdb368' 
  AND (
    token = 'UPZcgQ7AcMYRSpATzpaNf/rx4sOxwoziL2793Gr/6OM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )