UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmXv3CuFSAEyPR1RGwyC4yBTCyCJWsAJHXprBOpMuUI=' 
WHERE 
  key_id = '8dd0e71223bd3648b86a9a212a109ed367847c0274e4b7b7f2172867dd08ed5f' 
  AND (
    token = 'EmXv3CuFSAEyPR1RGwyC4yBTCyCJWsAJHXprBOpMuUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )