UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oc5exNKzH2GFFZ2ngYvW1AJb+kChMZrv4VrRdi28/Qk=' 
WHERE 
  key_id = 'b0bedaa176fd449781a9a4e963c265db11e2751d07a37282498eb6370ae43c7f' 
  AND (
    token = 'Oc5exNKzH2GFFZ2ngYvW1AJb+kChMZrv4VrRdi28/Qk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040