UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lI6Ej7H2YoN11RAoB1c7kOEXowCjZfKHuxLeXM5ddok=' 
WHERE 
  key_id = 'f28e261ad7455b4108267280dd705547abb5f296589f1954db5721f1de1e962b' 
  AND (
    token = 'lI6Ej7H2YoN11RAoB1c7kOEXowCjZfKHuxLeXM5ddok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )