UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Fq/kzFI8ZRXgTP848Kg8vVCX0rvfVncgwxbtjRD53c=' 
WHERE 
  key_id = '474371ed4fba74d530e1cb52ca542494d157f7981027962876b2c8c132d9a606' 
  AND (
    token = '6Fq/kzFI8ZRXgTP848Kg8vVCX0rvfVncgwxbtjRD53c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )