UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwwh4BJL1B3DUV3wtuT8xBwFRnm4+jQdHMmDQcbkpy8=' 
WHERE 
  key_id = '4e91edf8b834af2f080e6a7e715bb2cb3c311457cabac3cb8ada7eeb88911705' 
  AND (
    token = 'kwwh4BJL1B3DUV3wtuT8xBwFRnm4+jQdHMmDQcbkpy8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )