UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4mZwDRDojEQwsWBPFKBszgQ7jJPOQgcCRDPiHb/WRZU=' 
WHERE 
  key_id = 'bc9ebd815fccb218c503d7fa339d360811a4b0058db718de96bab42520c7b110' 
  AND (
    token = '4mZwDRDojEQwsWBPFKBszgQ7jJPOQgcCRDPiHb/WRZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )