UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7YV3m7HCrSCzCPjQBVRXXIQhQu30XXrVkYOxhq8xelM=' 
WHERE 
  key_id = '8d9cc76a3df6fcb7842760ae31a885d6cce73f0ae93c980740d86a8c8d5fd53a' 
  AND (
    token = '7YV3m7HCrSCzCPjQBVRXXIQhQu30XXrVkYOxhq8xelM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )