UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's8QsTbhx3bddNmfmK9lN1im+WX9azzOo8ePW3Ivk0Cc=' 
WHERE 
  key_id = '20d1cf9f936738f238d09014c833f103f7f2437585106badcc55b59fa8db3ad1' 
  AND (
    token = 's8QsTbhx3bddNmfmK9lN1im+WX9azzOo8ePW3Ivk0Cc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )