UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+EX2qEAejtL16P54yaxm5OyTbcRDPM0JNr6hsu263OA=' 
WHERE 
  key_id = '547dee273351b2f911b7f6aac1cb5d2927f56e0855329377e983b2ba3d1f4d3f' 
  AND (
    token = '+EX2qEAejtL16P54yaxm5OyTbcRDPM0JNr6hsu263OA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )