UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YJjBM+wdsf/rtpRT3oy/Twz/JTy0yW/ZptEcLB9qA3w=' 
WHERE 
  key_id = '79667aaecc6285dd885fd5f05aaace6de945f16d9e3330c3f77cb5b279f42323' 
  AND (
    token = 'YJjBM+wdsf/rtpRT3oy/Twz/JTy0yW/ZptEcLB9qA3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022