UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Ekca0gDEwyco2a1pE5q6NZG21pKJaKha3mamiWtGiA=' 
WHERE 
  key_id = 'b86462fffaa8bf87f837dfa2ca064ae9810fb79ac960b787360323943f73cba9' 
  AND (
    token = '2Ekca0gDEwyco2a1pE5q6NZG21pKJaKha3mamiWtGiA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049