UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xnrP2k1ir9vmmGR44qLq4Auh5Q6NMdHlz61sUALXtVM=' 
WHERE 
  key_id = 'a40c12b6337b286c8fa43b68c4db6312392cf333572c1f468293b1672b441c46' 
  AND (
    token = 'xnrP2k1ir9vmmGR44qLq4Auh5Q6NMdHlz61sUALXtVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )