UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMvsPKmwDOjYQZ/K2iCOtKvuWckSYGNt6MWCcpnfIRo=' 
WHERE 
  key_id = 'b67066ad92cd7dac25e9cd0b983844d6c66e200c51c1441428a2db5afe9ebd85' 
  AND (
    token = 'DMvsPKmwDOjYQZ/K2iCOtKvuWckSYGNt6MWCcpnfIRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )