UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CLDxlwwoswczzZrUPDidTimMpSSASlf8gDgKGq5Hfx0=' 
WHERE 
  key_id = '84ce350c5833e292ad279882b29ccf82d843d4fe044c3ed93f0974f23e3f5b03' 
  AND (
    token = 'CLDxlwwoswczzZrUPDidTimMpSSASlf8gDgKGq5Hfx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )