UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KKntJuQSqJE8bDUKEMM54it8Wok35qPZEmxm2dvrQSY=' 
WHERE 
  key_id = '305ff2774188871cc1377a65b028f16961594cf02efbb34eaa582a208973223b' 
  AND (
    token = 'KKntJuQSqJE8bDUKEMM54it8Wok35qPZEmxm2dvrQSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )