UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QN81SJfAlLQqp8kv1usw6uhQ0Lip1BrBHl/cxFW7zHM=' 
WHERE 
  key_id = '52695e9e90bef7c44605b64447db595e5dfe770320e47801834162feaebd9d76' 
  AND (
    token = 'QN81SJfAlLQqp8kv1usw6uhQ0Lip1BrBHl/cxFW7zHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )