UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xWmEqi7JyXvpJTXRxYy9KhnEVrPpcSKscRiE6FiPSRg=' 
WHERE 
  key_id = '95ba0a2b53cb3cef645c28904316ebd635d5039d1382318e8b4deec07da06962' 
  AND (
    token = 'xWmEqi7JyXvpJTXRxYy9KhnEVrPpcSKscRiE6FiPSRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )