UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6jhfNKyyRwz3pRch1phgxlVPYbjzSsN/b69WfyAzUs=' 
WHERE 
  key_id = '7c94f5ae68b9a6c9ef8a893eb34b794e99ab040a22a033f5ac0649270ef88886' 
  AND (
    token = 'n6jhfNKyyRwz3pRch1phgxlVPYbjzSsN/b69WfyAzUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )