UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WymPMUcGNXOno0kl1iuXIj0Yhs2dsrCOJvkHbulirt4=' 
WHERE 
  key_id = '6f54d621d421ce868a2cab561475f72f10df76f129c0674025f0e5507aa05fa1' 
  AND (
    token = 'WymPMUcGNXOno0kl1iuXIj0Yhs2dsrCOJvkHbulirt4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )