UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XvAUnaJjJ/aOlc+LEc21NasVCfBzz/Y+hBv1Bp/bbC8=' 
WHERE 
  key_id = 'e5c6eccbc57090170682d2c0c0abeba57c75e087ad21ad5bb6cba47a018a7444' 
  AND (
    token = 'XvAUnaJjJ/aOlc+LEc21NasVCfBzz/Y+hBv1Bp/bbC8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023