UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C31Hd112VCBmTcyUwxJVpY08wOpjAGJvmNUhYZFEexM=' 
WHERE 
  key_id = 'b8d0812d6a5aaa059f63bccb52e93f3205aa58b0de5b836df3b6a85fe2ff7b7e' 
  AND (
    token = 'C31Hd112VCBmTcyUwxJVpY08wOpjAGJvmNUhYZFEexM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )