UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vv7ScbrsgSdEamVpLL6+Y17UjqQlbdkDtRYw0/rImHE=' 
WHERE 
  key_id = '2868880db132e93202d4635b2fe7e47e18e525c9e2a419ca3ed230e8897c9676' 
  AND (
    token = 'vv7ScbrsgSdEamVpLL6+Y17UjqQlbdkDtRYw0/rImHE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )