UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V7gYvM9nSPEhCRkRCBtlMaUY+qMhvcknpqobIuhbANc=' 
WHERE 
  key_id = '21db3e213cfa198efbc19914927e0ed3ec574b3920fb49e3a0d5eab4d4e1fe1b' 
  AND (
    token = 'V7gYvM9nSPEhCRkRCBtlMaUY+qMhvcknpqobIuhbANc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )