UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GNfMPR43uX17M1kqRPE60VDrWjgM2N08JsX/lC4kxO0=' 
WHERE 
  key_id = '55f68b74c094f2ad922dc28cacabe414458078775c1ed1701af04114f5f87188' 
  AND (
    token = 'GNfMPR43uX17M1kqRPE60VDrWjgM2N08JsX/lC4kxO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )