UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zzuk6N9/8xyCnV+5QAbkbsW9ZUkTmm2+PyctG5/PFYQ=' 
WHERE 
  key_id = '12e648ba6f1b64ec4a02435124e1a82533f843206bfe5245c306e4adf67a49a2' 
  AND (
    token = 'zzuk6N9/8xyCnV+5QAbkbsW9ZUkTmm2+PyctG5/PFYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )