UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '38sgsKUjJVOs+Slt2uAcQLfwaXljo5mltvDSbTNYzqM=' 
WHERE 
  key_id = 'a950b3a2be44bb0663fef255b489d23abeab0c6cb76ae0bf7a34350022e0d2a4' 
  AND (
    token = '38sgsKUjJVOs+Slt2uAcQLfwaXljo5mltvDSbTNYzqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )