UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yD9T6t6oCxak0H9tRFf7uzVFQbpB9yxPVFhoE33w0IQ=' 
WHERE 
  key_id = 'b3e748a368f5e67f493375fe9b0887823a5fa1784964835dbbed75e98b532563' 
  AND (
    token = 'yD9T6t6oCxak0H9tRFf7uzVFQbpB9yxPVFhoE33w0IQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )