UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6p4/uy3gOJu2kRvKhE2qh4C1k97S8bGx9gRkrwqH0AM=' 
WHERE 
  key_id = 'af2d38b189991a995560e68b2d98eda7ce75d0eca26a5be5042714ce30e34808' 
  AND (
    token = '6p4/uy3gOJu2kRvKhE2qh4C1k97S8bGx9gRkrwqH0AM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )