UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UuqngNkBrt3BPPRGLJcgFhGvJexZFD75nQKa2KJs6iU=' 
WHERE 
  key_id = '568d6f3ba35bd2b69e24f6e14d2a3867daf2569697073df3df3f5ed5a2699ca6' 
  AND (
    token = 'UuqngNkBrt3BPPRGLJcgFhGvJexZFD75nQKa2KJs6iU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )