UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TtkxSIKJzlTf8dTu3BtH4Uagla8vcRJPqOpDkgep2mg=' 
WHERE 
  key_id = '68a0ff0b10f376c62eec61044d357791d967c72a4b4575a74b6ecb9197d855e5' 
  AND (
    token = 'TtkxSIKJzlTf8dTu3BtH4Uagla8vcRJPqOpDkgep2mg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )