UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qVMNyjUZsusLJlcX5pGSfneBTafCqWRPezUdar7KfjE=' 
WHERE 
  key_id = '9928f14b83586cbbeca20a0ca727cd6bc34bafb470cf697ccddf221c7a16299d' 
  AND (
    token = 'qVMNyjUZsusLJlcX5pGSfneBTafCqWRPezUdar7KfjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )