UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ztKwIL/hhiE8ESu1dfYvb/G4xxRbAgz7CLLn2aPugFY=' 
WHERE 
  key_id = 'c0bd2d9b762f5068255b3e433315ed99a3377327fc709a48d29d531f75217992' 
  AND (
    token = 'ztKwIL/hhiE8ESu1dfYvb/G4xxRbAgz7CLLn2aPugFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )