UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H5GxnFAIfaltwJQXf8Qx4Hbh8uRN5P+lfpfqOp5nT8E=' 
WHERE 
  key_id = '84d41da12f28fc5f933fda450176dc65a53261a828474adb1588d0b1271d18c2' 
  AND (
    token = 'H5GxnFAIfaltwJQXf8Qx4Hbh8uRN5P+lfpfqOp5nT8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )