UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3lgA6qome03uFznGtzVmQYqLVbWZDVl5q+wz+fL4TkY=' 
WHERE 
  key_id = 'a4a49507b54e2fba114353a07f77133c5b9a595a2935ecca14e179d6c7162b2a' 
  AND (
    token = '3lgA6qome03uFznGtzVmQYqLVbWZDVl5q+wz+fL4TkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )