UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lz21ivKZSGddnOjP9LsPMCr8/T71ScwI1sJxIklbOtg=' 
WHERE 
  key_id = '9e2f4796240e6b4584ea5f7f0b489fb08ffa5599e5b38533ae237b98ec5fe86e' 
  AND (
    token = 'lz21ivKZSGddnOjP9LsPMCr8/T71ScwI1sJxIklbOtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )