UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FCd9IUCiL+oOP2kinhOIBy0JKmTvsmUsxU/mSdnFyr0=' 
WHERE 
  key_id = 'd0ff68e628efc13ef929e1f97be971858566de7a71ad6fc1e3a59f1f48bd1365' 
  AND (
    token = 'FCd9IUCiL+oOP2kinhOIBy0JKmTvsmUsxU/mSdnFyr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00059