UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LRBbdIwc4KYLOvzBsBLcLsgiQ8w5ufMirP6NfFJvziE=' 
WHERE 
  key_id = '7047aa1060310f60ccfd2b08a0aedb4831a769571bb1ef0dda6c74927cd2ec9d' 
  AND (
    token = 'LRBbdIwc4KYLOvzBsBLcLsgiQ8w5ufMirP6NfFJvziE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )