UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pz1+wju5QFyJFLVaKTjAxgc5VWcgabbl1GZcZMyZKHw=' 
WHERE 
  key_id = '2e88cb1fe120bfc459142badb6fe5f79c1827e2b62b5cc0b6247368d5c8257b6' 
  AND (
    token = 'pz1+wju5QFyJFLVaKTjAxgc5VWcgabbl1GZcZMyZKHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )