UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zDsCV52sbwxClj8ywtIGMjPcBTmtBlLJsfi+CnsVQaY=' 
WHERE 
  key_id = 'c7db8b6d4cbb8ad8324a2f00bf93a3bbb5b1013edce4abf442bcece82bd0df79' 
  AND (
    token = 'zDsCV52sbwxClj8ywtIGMjPcBTmtBlLJsfi+CnsVQaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )