UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'abYHpxbo7Brgov2saMfsZxKTaZb8UFhKbansJCycAW0=' 
WHERE 
  key_id = '6d3709600703c60f58c0cea495d47c4387fe1950dfdd9bac2cff4cbfc52f7ba0' 
  AND (
    token = 'abYHpxbo7Brgov2saMfsZxKTaZb8UFhKbansJCycAW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045