UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R7RtBH1zBpu91/1DAyMT+394eO0nLo1iZcHCBaP9CmA=' 
WHERE 
  key_id = '9b761b6871833e0e19f59e929f53087f337fe7f4eabac8f7e9f8b1eb3d1b82d4' 
  AND (
    token = 'R7RtBH1zBpu91/1DAyMT+394eO0nLo1iZcHCBaP9CmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )