UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lvwCXBuoQFfBCTisFFMG4g4kP9qU4fqburltm4QEXuY=' 
WHERE 
  key_id = '921e9c3f756a6bcd7578b337b5db98c91445bc4613c4c9402968544f41d03cad' 
  AND (
    token = 'lvwCXBuoQFfBCTisFFMG4g4kP9qU4fqburltm4QEXuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )