UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMBA23GwEN0aHp9j5mRgA76D7meQOVu860i7il6EkGY=' 
WHERE 
  key_id = 'b78f94000edf7991a306836cdffd3e6dc035a14ea36193dc9dcc89cdfa6b8711' 
  AND (
    token = 'PMBA23GwEN0aHp9j5mRgA76D7meQOVu860i7il6EkGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )