UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ScgxpEtDMjRueFajHeJuFPpYmOAD7k9niC+lWYt9/PA=' 
WHERE 
  key_id = '83f5f5a617f9ce2998ec2fdd8fb0187a036dcc70bdcc16d1eb134d89ecb03979' 
  AND (
    token = 'ScgxpEtDMjRueFajHeJuFPpYmOAD7k9niC+lWYt9/PA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )