UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7+Ev4ZLfxu0Mm98vgybf8+nw2PDa+4plZCAC+SGZFow=' 
WHERE 
  key_id = '278a7afbdad70e9ffbb2b397f6fc85b5241a973e95ca2d9314d171063bc52875' 
  AND (
    token = '7+Ev4ZLfxu0Mm98vgybf8+nw2PDa+4plZCAC+SGZFow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )