UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fB1jMPsbrH5Qz/JOk2lbqcWeQP8Dxyd4O4jBKU5qZpc=' 
WHERE 
  key_id = '75cbd95bb4456dfafd6429a9f466b747a507fcf0991a1f2f7f34ca1a46d8cf0e' 
  AND (
    token = 'fB1jMPsbrH5Qz/JOk2lbqcWeQP8Dxyd4O4jBKU5qZpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )