UPDATE
cscart_lock_keys
SET
expiry_at = UNIX_TIMESTAMP(NOW()) + 30,
token = 'exqyN5RLRjWz7LtJqouB+yXsee/EmE+ghonp492uGns='
WHERE
key_id = 'b6bbfaa4d09463bd8d319a70fdf451e0e9f64074bb13ed95dd188d8b7f691d2d'
AND (
token = 'exqyN5RLRjWz7LtJqouB+yXsee/EmE+ghonp492uGns='
OR expiry_at <= UNIX_TIMESTAMP(NOW())
)