UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FGEf4ijSCnI8JEAp3nLqLdJcqi6jCvdcT5rb8c6LkDU=' 
WHERE 
  key_id = '52f2ae3ba04d24066a779e7d06367f2b51ffa7b4537161027197913d80b027f4' 
  AND (
    token = 'FGEf4ijSCnI8JEAp3nLqLdJcqi6jCvdcT5rb8c6LkDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )