UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0PK9aEUO0sN6JxWSLKsLfpubXVxAlARFkEmbNr4gULs=' 
WHERE 
  key_id = '84bcff51f1d5da40a2ff54586264d0803d78bceae64a4b2e3fb3623b0191e267' 
  AND (
    token = '0PK9aEUO0sN6JxWSLKsLfpubXVxAlARFkEmbNr4gULs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )