UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XSBRRde6Ctp2PFv5zGuF21FBgLgtU+WsPfAuYA/E70I=' 
WHERE 
  key_id = 'f56dc627ae1d71b5b90f3896526b3ef6516cc5d14699ddf151a6096680a3ee3e' 
  AND (
    token = 'XSBRRde6Ctp2PFv5zGuF21FBgLgtU+WsPfAuYA/E70I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )