UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+fokpNELmjcpbULSqkIBq9sDwFvQdUIYLT4jDl/AxX8=' 
WHERE 
  key_id = '50fe32e1a3db4cf7842cfb8546ee7735013e2951bd9bbaeb2c336c6b36d47649' 
  AND (
    token = '+fokpNELmjcpbULSqkIBq9sDwFvQdUIYLT4jDl/AxX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )