UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RnLeDNJmCw06qJtlkZXILK/LiaWt2Tfppi/c37cRveM=' 
WHERE 
  key_id = '03c755823cd4bed997173287af47f47cb83257c150be95621ff2899d185e1354' 
  AND (
    token = 'RnLeDNJmCw06qJtlkZXILK/LiaWt2Tfppi/c37cRveM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )