UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4pRpfoDSSjOIJ5VoT4SLGT8r3YG7b09/2gaFsI3Ikok=' 
WHERE 
  key_id = '15847fdd98937b00569dc300e0ed95590e55c838ce3e207c0c0d699b57237d3e' 
  AND (
    token = '4pRpfoDSSjOIJ5VoT4SLGT8r3YG7b09/2gaFsI3Ikok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )