UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+UxF3983KqIgUmeaDrTwBss9qVrrUspjAV1tP3D7/o=' 
WHERE 
  key_id = '63897a2cd9e46cc589b8185fc04cd950b695fa6ed34830730ca9ee9a1f0b5a78' 
  AND (
    token = 'N+UxF3983KqIgUmeaDrTwBss9qVrrUspjAV1tP3D7/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037