UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '//yWW1cs+zcUPi79Qy3xy1M2KsThO3dvibKijLIOBzM=' 
WHERE 
  key_id = 'ef4c18910793b3c959743b3d1b1bf3d7018881e7959475d79a33d72a2324121b' 
  AND (
    token = '//yWW1cs+zcUPi79Qy3xy1M2KsThO3dvibKijLIOBzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )