UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QyGEzljO71q9su1it7aq5ZyvxkK12lOxOD2MxpEKsj0=' 
WHERE 
  key_id = '83f96d4b122941219e29ff6633a377042a9080d3812d07713369005a8ba0efe7' 
  AND (
    token = 'QyGEzljO71q9su1it7aq5ZyvxkK12lOxOD2MxpEKsj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )