UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FgL7Tykte7/grNGYmMP1hGhXu6fhRqo5SkCA7S7TBww=' 
WHERE 
  key_id = '91af83ce0344ddb30e3ecac20ecc762235a71a66a8ae7a9ded6e951125236ba6' 
  AND (
    token = 'FgL7Tykte7/grNGYmMP1hGhXu6fhRqo5SkCA7S7TBww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )