UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gO2gQ/rN/jqfp0slLrVYHpGXS4/QfFpg3PkmrRB21Nw=' 
WHERE 
  key_id = '3cf3d2a7366f8f31438cf6f21ab5ffe95570117fa331d99c01eb288d2962b19d' 
  AND (
    token = 'gO2gQ/rN/jqfp0slLrVYHpGXS4/QfFpg3PkmrRB21Nw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )