UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B7zPduRzz+hJX8sHzr6hPPWYU2LBwYQ3Qv+v1tbFy/E=' 
WHERE 
  key_id = 'b6e01837c648586fd5e86f7d39ece33a75e4df8a8e2bc4b23d087f9980832013' 
  AND (
    token = 'B7zPduRzz+hJX8sHzr6hPPWYU2LBwYQ3Qv+v1tbFy/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )