UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nd5OHcr5ljKX9egjzVlpN0tFkvbIXISpg4GnCJPaqm4=' 
WHERE 
  key_id = '28aa0451a8365f49b055e8588a8452a8bd8e1907df010497e4d9b638f951558d' 
  AND (
    token = 'nd5OHcr5ljKX9egjzVlpN0tFkvbIXISpg4GnCJPaqm4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )