UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd2wJ8QCt7qYsPyQuYFfI+nAS7PLoHI4wplOsKfWfoy0=' 
WHERE 
  key_id = '2803e6105b41e26bdf40c04c563800edf6fa7f6ff5579bbfa4086d60196068df' 
  AND (
    token = 'd2wJ8QCt7qYsPyQuYFfI+nAS7PLoHI4wplOsKfWfoy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )