UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zC8c4cuDKyREgL+FkfKLC21J1egS96FA0/7RhmkKmPo=' 
WHERE 
  key_id = '84c8d2d240b8f1c61d490970c8dd33b239d43529f477469ee397c3c7e857c120' 
  AND (
    token = 'zC8c4cuDKyREgL+FkfKLC21J1egS96FA0/7RhmkKmPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )