UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kzxK8pfz4BJDcpP64q0f559GgNFBfZfu6gKMt4SHGmg=' 
WHERE 
  key_id = 'db763e86b99c382427e1eb76e61fc19fc94b43e2962be268b201924a03078050' 
  AND (
    token = 'kzxK8pfz4BJDcpP64q0f559GgNFBfZfu6gKMt4SHGmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )