UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OHiqNT0yQReEl/omS7DpjOtAo0zWKpeEMaoHtiH28Ec=' 
WHERE 
  key_id = '6708374834030ea0a0629006acb03f0ef791893f227e8dca2bb0a983cf95760f' 
  AND (
    token = 'OHiqNT0yQReEl/omS7DpjOtAo0zWKpeEMaoHtiH28Ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )