UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNljs9dfwCULtvx+qtdLNTJvsoIcVygmYkRXvpeLk4A=' 
WHERE 
  key_id = '6e63d469ab5531c52a675d9fae179836370a2c723c76d894a74309e0f68b1066' 
  AND (
    token = 'MNljs9dfwCULtvx+qtdLNTJvsoIcVygmYkRXvpeLk4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )