UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sxOrsGElX4li2vsxvshqnCP9tXzt0IS88yGCq2Sm7V0=' 
WHERE 
  key_id = '0842967dfdfa67826c06701c2c64f7586e04916d1a668aa76c42bf616a4661b1' 
  AND (
    token = 'sxOrsGElX4li2vsxvshqnCP9tXzt0IS88yGCq2Sm7V0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )