UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BYJvA7b1RsaGC4Tt+xyiJFBMw3jhyFmcNXe7P10AhEU=' 
WHERE 
  key_id = 'ced9d3b6fbdb876d8f20dc912671a452a0f40e81da1588c3470e45a07212c85f' 
  AND (
    token = 'BYJvA7b1RsaGC4Tt+xyiJFBMw3jhyFmcNXe7P10AhEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025