UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rqgNs6+8GgTKnOMA9S3aD8ZobPGuHahWkmKZNlnbmts=' 
WHERE 
  key_id = '981f2b18f92a5be62627ae208cbd0b97012047f3286400e0b33eb4c23a102ae3' 
  AND (
    token = 'rqgNs6+8GgTKnOMA9S3aD8ZobPGuHahWkmKZNlnbmts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )