UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VcMAxFbTQkcjsl7QJvuIR1U6uvATKh52BcbGcxTOrhk=' 
WHERE 
  key_id = '7b4bbea8dac8530a5a9be35732a40aa0871695d8a5490ae26116bdc881440e09' 
  AND (
    token = 'VcMAxFbTQkcjsl7QJvuIR1U6uvATKh52BcbGcxTOrhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )