UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lHndZJx+V1Iymq4YmxbbmmzYRBIRFU5swSSuqJw/6/Y=' 
WHERE 
  key_id = '38d52cbc7600b32e700bf8787b90833cac1b4a121084c2de5072a7e8a2d53bac' 
  AND (
    token = 'lHndZJx+V1Iymq4YmxbbmmzYRBIRFU5swSSuqJw/6/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )