UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DtJvAkmoHdTCTVkwVvzg+oW3D8IAm6Kge/bCd6aCE5E=' 
WHERE 
  key_id = 'b3e237324b35fafa73646bebab8adb3f09dd7ccb3d90c13ca6982e7019f0f0d5' 
  AND (
    token = 'DtJvAkmoHdTCTVkwVvzg+oW3D8IAm6Kge/bCd6aCE5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023