UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2unEvDsRQfS9y7xBM3aGGJNp277KRLHkpMasLTkHkts=' 
WHERE 
  key_id = '1b8140283fe0b02eccfc781a11a38646a4ade19e5ff92738f1b04df7cbc05aec' 
  AND (
    token = '2unEvDsRQfS9y7xBM3aGGJNp277KRLHkpMasLTkHkts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )