UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Emcnz5PVIIg+DL2gfaemLiw6cLVWlObYlA5QkJTHbWU=' 
WHERE 
  key_id = 'db329a4b2ca80de7a4bf0763221f3a3ca2ec8c6dda84cac1ad19860808d5d5e1' 
  AND (
    token = 'Emcnz5PVIIg+DL2gfaemLiw6cLVWlObYlA5QkJTHbWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )