UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iMHUJ7XxDYaTdLh/at1izo4QDSMEoXWBrd1/mWXxnBU=' 
WHERE 
  key_id = '7b3911a909bc9e5784cfd808651aeab3e7fc691895934022150e245416cec703' 
  AND (
    token = 'iMHUJ7XxDYaTdLh/at1izo4QDSMEoXWBrd1/mWXxnBU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )