UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7m7v+5WFjYky+0BfOCCWW7A3rUMspNFrN1MORmfKZEQ=' 
WHERE 
  key_id = 'b4843051505958ac0de93300323842bd3496d5741850c873dd5ea151b54af687' 
  AND (
    token = '7m7v+5WFjYky+0BfOCCWW7A3rUMspNFrN1MORmfKZEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )