UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RnRWUkncBLPzDDjuE3ZIdBEyv+U2VitzfL4pWRLWfUg=' 
WHERE 
  key_id = '99e0ef5541989fe6d978032f7cf4ba372109ff7a498a6288e2e3c3c0b53f1d7e' 
  AND (
    token = 'RnRWUkncBLPzDDjuE3ZIdBEyv+U2VitzfL4pWRLWfUg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )