UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm2nMxs7I+MTXkyPIre66RH00iMCI1Z6UOOfyvfK+4xM=' 
WHERE 
  key_id = '500e8f3b132be8397a4cc15c45caff8114de36eb61e66ec6c0420af8e0adfc03' 
  AND (
    token = 'm2nMxs7I+MTXkyPIre66RH00iMCI1Z6UOOfyvfK+4xM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )