UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4h4zd8znjBNP9azODSopxYkdRJ4F8n/0eOWwYtED/c=' 
WHERE 
  key_id = 'c411a47fe638a00a1e3647cb3a7679a5b2f05bb7d8b597afda09cdc7b0b546c2' 
  AND (
    token = 'u4h4zd8znjBNP9azODSopxYkdRJ4F8n/0eOWwYtED/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )