UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FcxP1gyjoHAaTjOMOwD6ZAhflprJ9a1QupavSDojCVw=' 
WHERE 
  key_id = '4a0db6fcfbd7ab40359f9b1899b64d47936ae733bebcefd1b0475393cd97ef48' 
  AND (
    token = 'FcxP1gyjoHAaTjOMOwD6ZAhflprJ9a1QupavSDojCVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )