UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rnuNdxardTMpT+8AUH3dNguDF9dEghTl9BAD0s//LmE=' 
WHERE 
  key_id = 'c3cbf1b53c41023e423755b345bba4630c413704a9e53b2b9b8508c0c49a6998' 
  AND (
    token = 'rnuNdxardTMpT+8AUH3dNguDF9dEghTl9BAD0s//LmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )