UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FrE1YQNumLsCb9W/Qv0OWYu/QRt2sAbU0DcT84EroMU=' 
WHERE 
  key_id = 'ead72c67f0515e95687c76f0f7a81f0f4c4310cef9ffb75c75d4d7e40d973c40' 
  AND (
    token = 'FrE1YQNumLsCb9W/Qv0OWYu/QRt2sAbU0DcT84EroMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00016