UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ScQPEobNHlkdk2XLPCcukYwc0tJDviqPVfJbEEgaPig=' 
WHERE 
  key_id = '921780978897240bae71ff3ae5cfa893c8cf608d484dd550660aea9d1fbe31aa' 
  AND (
    token = 'ScQPEobNHlkdk2XLPCcukYwc0tJDviqPVfJbEEgaPig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )