UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zRG3bMQUC5Qc0xNpblvXL+O0P26C1XsaDfYSUsWVdgY=' 
WHERE 
  key_id = '64a3a6bfeca9fde06ba44f00cb43f03f0a273dc404abe6b683794fbf9d47e629' 
  AND (
    token = 'zRG3bMQUC5Qc0xNpblvXL+O0P26C1XsaDfYSUsWVdgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )