UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4hfxCJFpnW5eOh9HLE9el90msXUDGJpt/OLkyRwpcow=' 
WHERE 
  key_id = 'b2c2c3391991f47557189eb9016bc390964b227c5035422f460418d2d14386e9' 
  AND (
    token = '4hfxCJFpnW5eOh9HLE9el90msXUDGJpt/OLkyRwpcow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )