UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tz5fvU2d9Lftw5hMSFXNrJMYzlUsCznqDNql7AdYiOU=' 
WHERE 
  key_id = '74b037d44108e91ba1e11323381e7dfda81d2c5df111d4d5c81be90821300676' 
  AND (
    token = 'tz5fvU2d9Lftw5hMSFXNrJMYzlUsCznqDNql7AdYiOU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )