UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Az0o4xIXtd3XlmtzvNOuggQKL28V3NFXez5W0dOdpEQ=' 
WHERE 
  key_id = '2b3c31140c306d8cdf1490a0256a66c606421bf28aa161a3c79538f287be4344' 
  AND (
    token = 'Az0o4xIXtd3XlmtzvNOuggQKL28V3NFXez5W0dOdpEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )