UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bU4Wm1TI4uicQZ7SV4EM0Qytl9nlr1GfV0iYflN3Dik=' 
WHERE 
  key_id = '592147bb2312d6e2d0793f06652a01764f6907de2b9d86c06b3bd2187d6d8ca3' 
  AND (
    token = 'bU4Wm1TI4uicQZ7SV4EM0Qytl9nlr1GfV0iYflN3Dik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )