UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGqRKB8L5KM9JkeVD6BGtXcpxPKjdNTAAfVo46poGkg=' 
WHERE 
  key_id = 'e6fc1718612164f9a55eef7782308c595f41b186ae28f78d120868252bb87291' 
  AND (
    token = 'MGqRKB8L5KM9JkeVD6BGtXcpxPKjdNTAAfVo46poGkg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )