UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cvAU09H8u0CN3FIKWkIaqZli8NdoaJ95jTz7vw5rwLk=' 
WHERE 
  key_id = '2c797a354887ed06498aecd537c0d381df409f7cf0fff15961a3f9cc76f9225c' 
  AND (
    token = 'cvAU09H8u0CN3FIKWkIaqZli8NdoaJ95jTz7vw5rwLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )