UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V/ugBLMpEqIL4FDuuU+IcgzNVCYRt9FX29VGDs3WeuY=' 
WHERE 
  key_id = '6185febd3b21102583093f5a05db029b1ee133e128e3d34885393bd804d0ee38' 
  AND (
    token = 'V/ugBLMpEqIL4FDuuU+IcgzNVCYRt9FX29VGDs3WeuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )