UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AivTs0+XX3n/3ESq2EZDcWGigDefTdKnanXfUuCdZSw=' 
WHERE 
  key_id = 'a7b6da352d6b96426e536d83cd015efd71439441b144cf9a3cd992a23102e0e6' 
  AND (
    token = 'AivTs0+XX3n/3ESq2EZDcWGigDefTdKnanXfUuCdZSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )