UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BRXih3pnwuZeUhr1x/ohJQgByy6fwsbpr3yBKMbf9mg=' 
WHERE 
  key_id = '6500324b7469acefd34f427c75c68a12d1920338ad3b28a04db9ea34a46df244' 
  AND (
    token = 'BRXih3pnwuZeUhr1x/ohJQgByy6fwsbpr3yBKMbf9mg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )