UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OGcB2NqTYTKcifX64aQQZE5Xcr5uLaQfthJkhK5rvhY=' 
WHERE 
  key_id = '35ac98f282bc1390cc799ae4711f147f2828cd111cc440fd180a022528bf9f00' 
  AND (
    token = 'OGcB2NqTYTKcifX64aQQZE5Xcr5uLaQfthJkhK5rvhY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )