UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8nGaon2hNaVX8HzJZSuj81D9GyW3AvQYoUvmK4gCU0=' 
WHERE 
  key_id = '87681448ae632791f3512c115ae67437c32b12ba41f0686c937f5be263d2bcb1' 
  AND (
    token = '/8nGaon2hNaVX8HzJZSuj81D9GyW3AvQYoUvmK4gCU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )