UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8PMSz4WG1cFIihFzE2j49c2LtzWVdHwAJAD271w0VI0=' 
WHERE 
  key_id = '47e4ed8e1f0f2e928b985af796f99718a320607773788a80fd912e393a44bcd8' 
  AND (
    token = '8PMSz4WG1cFIihFzE2j49c2LtzWVdHwAJAD271w0VI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )