UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'azWa4y9a8MldXPiTewlgPzc/gaTPU7+R/zKQPvnoAVg=' 
WHERE 
  key_id = '6eebc3fe24ac98f095e55adca88cbcdbd0654d2387a4101fdbc15770037838c2' 
  AND (
    token = 'azWa4y9a8MldXPiTewlgPzc/gaTPU7+R/zKQPvnoAVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )