UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B4H/4TOe1w99CJIKsFVzuFZxHUBsejQfDc24W07k3pY=' 
WHERE 
  key_id = '27cf3478398984b9a36f0e1bc4ffd1e7ac05167ca3870c169dc139e2978da232' 
  AND (
    token = 'B4H/4TOe1w99CJIKsFVzuFZxHUBsejQfDc24W07k3pY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )