UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V+ylo97GYNUSyhgK1iNEYrrhovVtaWQWp0t6YIKXyfI=' 
WHERE 
  key_id = '1e2a2de879909705222d7a57bdf4adddde6592c2632b60712cd8768232900d57' 
  AND (
    token = 'V+ylo97GYNUSyhgK1iNEYrrhovVtaWQWp0t6YIKXyfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )