UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RFexJ5teh25QpPCSE34MIh2G2ylezu9C3C+vF8+Bxeg=' 
WHERE 
  key_id = 'f7050107ec90ae1422367a47955a09c519335944ce1c55182933a29c86552043' 
  AND (
    token = 'RFexJ5teh25QpPCSE34MIh2G2ylezu9C3C+vF8+Bxeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )