UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ke6aTUN1qyIIoNk7+zGMn30xrq3dFuYd1Vv9ve17DB4=' 
WHERE 
  key_id = '0450cadf613d30c22ab5956084e54909fc2ce6f932cd0bb92a2c8024d21c7137' 
  AND (
    token = 'ke6aTUN1qyIIoNk7+zGMn30xrq3dFuYd1Vv9ve17DB4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )