UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q2yo3PM8OqywIDOE4aw+27pukfiQUNFGnxl5+NqHzTk=' 
WHERE 
  key_id = '3e27ec03886d5e9c36d6a51d39775837eed965ff993b2ae3996d6f76252b6158' 
  AND (
    token = 'Q2yo3PM8OqywIDOE4aw+27pukfiQUNFGnxl5+NqHzTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )