UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdLiPLS2gYtppBPtn3WYGxYhXwQcxeTEpphySOPW940=' 
WHERE 
  key_id = '510ea01c411cebd654d320ac0a3d6f8e449f1e2dd5f363de030d0a361b09c3ff' 
  AND (
    token = 'mdLiPLS2gYtppBPtn3WYGxYhXwQcxeTEpphySOPW940=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )