UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nLoTo/2lJ+4MXX8+DoBKUjpZXAwvNE1tlVSLHnv2ry0=' 
WHERE 
  key_id = '76ef972d7ad337d3b62661deaca616b4a63113f8f90b422113ed660b939e0b66' 
  AND (
    token = 'nLoTo/2lJ+4MXX8+DoBKUjpZXAwvNE1tlVSLHnv2ry0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )