UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlb4aRKPE/ZCXK3Cpx3gCbbTzylw+eSp+flkUkpcorE=' 
WHERE 
  key_id = '4e63509fb2d49d6077a5f937a14fae5cd7821bc58b9cec10ea01009faa915da2' 
  AND (
    token = 'mlb4aRKPE/ZCXK3Cpx3gCbbTzylw+eSp+flkUkpcorE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )