UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kHjBXi7Lz4ROokcIsEId698iWrDghz4bBCUGnonTuT4=' 
WHERE 
  key_id = 'dc8fdec5146e8cb8338205682662d0a3357e6b0e992931c246cebc93c15f778c' 
  AND (
    token = 'kHjBXi7Lz4ROokcIsEId698iWrDghz4bBCUGnonTuT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )