UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RCxhktw8RPbgPFxz5b/VJzGqH/sAGxIvUy4Ly0YpnDE=' 
WHERE 
  key_id = '6da69c64b2baf29de67149b7aa2a42d002d979cc7c18d4ec77665d5d86f3154a' 
  AND (
    token = 'RCxhktw8RPbgPFxz5b/VJzGqH/sAGxIvUy4Ly0YpnDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )