UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NxSjBkt1n6xBYx3cVewPxLdVuTc4SVb/O/M14TZnQR0=' 
WHERE 
  key_id = 'ee399b0b200a45ef0e21b1e1383b7fe2e73b8033c17b0c633307a0b4e1b8fb06' 
  AND (
    token = 'NxSjBkt1n6xBYx3cVewPxLdVuTc4SVb/O/M14TZnQR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )